Climate control and thermal performance
Track weak cooling or heating, odors, intermittent operation, ambient conditions, and parts or refrigerant work performed.
Audi model guide
Audi A4 Lemon Law Claims
If your Audi A4 keeps returning for warranty repair, remains out of service, or has an unresolved condition, build the complete record before deciding what California remedies may apply.
- Model- and configuration-aware evidence guide
- California warranty and repair framework
- Primary legal and vehicle-safety sources
Free case review
Tell us what happened.
Share a few details. The firm will contact you to discuss possible next steps.
Independent model research guide
Build the Audi A4 repair record before drawing conclusions.
A strong model-level review separates searchable vehicle information from proof. The useful evidence is the warranty and chronological record showing what this vehicle did, what was reported, and what the authorized facility attempted.
Recall, campaign, and repair information is often year- and VIN-specific. Use the exact vehicle identity instead of assuming every version of the model is the same.
Model-aware documentation
Issue categories to document for a Audi A4.
These are investigation prompts, not statements that the model has each problem. Select only the categories that match the actual vehicle and repair orders.
Water intrusion, seals, noise, or vibration
Photograph the location and resulting damage, note weather conditions, and preserve any leak testing or body-repair findings.
Engine, power delivery, or stalling
Record the operating conditions, warning messages, speed, temperature, and whether the concern returned after repair.
Transmission, shifting, or drivability
Note hesitation, harsh engagement, slipping, vibration, or loss of response and the exact conditions in which it occurs.
Electrical power and recurring warnings
Save photographs of warning lights, no-start events, battery replacements, diagnostic codes, and modules tested or replaced.
Software, displays, cameras, and connectivity
Identify update or calibration numbers, failed features, reset attempts, and whether the same symptom returned after programming.
Vehicle safety and service records
Audi A4: NHTSA records by model year
Find your model year, distinguish a safety recall from a service bulletin or owner report, and compare the records with your vehicle’s VIN, equipment, and repair history.
Indexed source review: September 24, 2026 · Model-year window: 2021–2026
Model year 2021
2021 Audi A4
The 2021 A4 index includes 4 distinct safety campaigns, covering airbags, belts, and seating, suspension, wheels, and tires, visibility, cameras, and driver assistance. Owner-report entries are most numerous in equipment and other reported systems (5) and suspension, wheels, and tires (3). 978 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Safety recalls
Safety recall
Seat Belts: Rear/Other: Retractor / Seat Belts
The campaign addresses crash risk, injury risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety …”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro, E-Tron Sportback Quattro, Q3, Q5, Q5 Sportback, Q7, Q8, RS5 Sportback, RS5 Coupe, RS6 Avant, RS7, RSQ8, S4 Sedan, S5 Cabriolet, S5 Coupe, S5 Sportback, S6 Sedan, S7, S8, SQ5, SQ5 Sportback, SQ7, SQ8, and 2021-2022 S3 Sedan vehicles.
Remedy and status excerpt: Dealers will inspect, and replace as necessary, the middle-rear seat belt assemblies, free of charge. Volkswagen's numbers for this recall are 69CR (VW) and 69CS (Audi).
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 21V606000 — official recall, affected vehicles, and remedy
Safety recall
Suspension: Rear: Axle: Non-powered Axle Assembly
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “The lock nut on the trailing arm of the rear axle may break due to stress corrosion.”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2019-2021 RS5 coupe, A5 Sportback, S5 Sportback, RS5 Sportback vehicles.
Remedy and status excerpt: Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Audi's number for this recall is 42L1.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 21V295000 — official recall, affected vehicles, and remedy
Safety recall
Tires / Suspension: Rear: Axle: Non-powered Axle Assembly
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles.
Remedy and status excerpt: Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Audi's number for this recall is 42L5.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 22V034000 — official recall, affected vehicles, and remedy
Safety recall
Back Over Prevention: Display Function
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “Due to a software issue, a blank or black screen may be displayed instead of the rearview camera image when the vehicle is placed in reverse gear. As such, these vehicles fail to comply with …”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Audi A8, RS7, RS6 Avant, RS5 Sportback, RS5 Coupe, Q8, Q7, Q5 Sportback, S4 Sedan, Q5, A7, A6, A6 Allroad, A5 Sportback, A5 Coupe, A5 Cabrioleet, A4 Sedan, A4 Allroad, E-Tron Sportback Quattro, SQ7, S5 Cabriolet, E-Tron Quattro, SQ8, SQ5 Sportback, SQ5, S8, S7, S6 Sedan, S5 Sportback, S5 Coupe, 2022 E-Tron GT, and 2021-2022 RSQ8 vehicles.
Remedy and status excerpt: Dealers will update the infotainment unit software, free of charge. Volkswagen's number for this recall is 91DZ.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 22V742000 — official recall, affected vehicles, and remedy
Owner-reported concerns
Consumer allegations · 5 distinct reports
Equipment and other reported systems
The text includes references to warnings or diagnostic codes (3), shifting or acceleration (3), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the exact customer concern, affected equipment, configuration, and final repair findings.
Source examples and record coverage
- NHTSA complaint 11418441 — 2021-05-25
- NHTSA complaint 11459964 — 2022-04-07
- NHTSA complaint 11680440 — 2025-08-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 2 distinct reports
Visibility, cameras, and driver assistance
The text includes references to charging or battery concerns (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve weather, visibility, displayed warnings, software versions, and sensor calibration.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 3 distinct reports
Suspension, wheels, and tires
The text includes references to shifting or acceleration (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve speed, road conditions, tire condition, alignment measurements, and replaced parts.
Source examples and record coverage
- NHTSA complaint 11425403 — 2021-07-19
- NHTSA complaint 11440644 — 2021-11-16
- NHTSA complaint 11684155 — 2025-08-31
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 3 distinct reports
Electrical systems and software
The text includes references to charging or battery concerns (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve warning messages, battery tests, software versions, module replacements, and recurrence.
Source examples and record coverage
- NHTSA complaint 11667730 — 2025-06-18
- NHTSA complaint 11677729 — 2025-08-01
- NHTSA complaint 11692106 — 2025-10-08
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 2 distinct reports
Transmission and driveline
The text includes references to noise or vibration (2), warnings or diagnostic codes (1), software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve gear selection, speed, load, vibration, and the repair procedure performed.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (1), shifting or acceleration (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the seating position, restraint equipment, warning messages, and installed parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Engine and cooling
The text includes references to warnings or diagnostic codes (1), noise or vibration (1), software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve engine warnings, temperature, operating conditions, fluid levels, and repair findings.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Manufacturer communications and service bulletins
Service information · 349 distinct communications
Electrical systems and software
The text includes references to warnings or diagnostic codes (74), software or module updates (22), charging or battery concerns (20). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10184530 — bulletin A0020362002047_1, 2020-04-16
- NHTSA 11002268 — bulletin A9124152073629_2, 2024-05-22
- NHTSA 11036973 — bulletin TSB_2082976_2, 2026-08-27
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 191 distinct communications
Equipment and other reported systems
The text includes references to noise or vibration (19), warnings or diagnostic codes (18), software or module updates (8). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the exact customer concern, affected equipment, configuration, and final repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10180045 — bulletin 21A4S4ALRDCSDEL, 2020-09-08
- NHTSA 10237395 — bulletin A7223472064695_2, 2023-05-24
- NHTSA 11036917 — bulletin TSB_2074436_3, 2026-08-26
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 80 distinct communications
Body and closures
The text includes references to noise or vibration (8), leaks or water entry (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the affected panel or closure, water entry, noise, photographs, and repair attempts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10180147 — bulletin A9120142060675_1, 2020-09-17
- NHTSA 11009948 — bulletin A7224592074721_2, 2024-10-29
- NHTSA 11036908 — bulletin TSB_2068999_4, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 67 distinct communications
Engine and cooling
The text includes references to warnings or diagnostic codes (11), leaks or water entry (9), noise or vibration (5). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10180136 — bulletin A9020682059891_2, 2020-09-15
- NHTSA 10245527 — bulletin A3423642067653_4, 2023-11-01
- NHTSA 11034669 — bulletin TSB_2078939_2, 2026-06-30
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 55 distinct communications
Transmission and driveline
The text includes references to noise or vibration (17), warnings or diagnostic codes (9), leaks or water entry (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check gear selection, speed, load, vibration, and the repair procedure performed against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10185228 — bulletin A3420502061714_1, 2020-12-17
- NHTSA 11005882 — bulletin A3724192074766_2, 2024-07-31
- NHTSA 11036901 — bulletin TSB_2059057_15, 2026-08-04
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 55 distinct communications
Visibility, cameras, and driver assistance
The text includes references to warnings or diagnostic codes (8), leaks or water entry (4), software or module updates (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10187973 — bulletin A5721742058452_2, 2021-02-26
- NHTSA 10235502 — bulletin A9023242054505_4, 2023-04-25
- NHTSA 11036915 — bulletin TSB_20741717_15, 2026-08-11
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 54 distinct communications
Suspension, wheels, and tires
The text includes references to noise or vibration (10), warnings or diagnostic codes (4), leaks or water entry (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10180155 — bulletin 21AUTIRECHAINS, 2020-09-24
- NHTSA 11007234 — bulletin A4424062074846_1, 2024-08-08
- NHTSA 11036919 — bulletin TSB_2074843_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 44 distinct communications
Steering
The text includes references to warnings or diagnostic codes (10), noise or vibration (7), software or module updates (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10181981 — bulletin A4820912053869_4, 2020-10-27
- NHTSA 10238354 — bulletin A4823452065871_3, 2023-06-29
- NHTSA 11036903 — bulletin TSB_2063546_5, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 40 distinct communications
Brakes and stability control
The text includes references to noise or vibration (8), warnings or diagnostic codes (5), software or module updates (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check pedal response, warning lights, road conditions, and the technician’s findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10183456 — bulletin A4620182061403_1, 2020-11-17
- NHTSA 10242942 — bulletin A462348203418124, 2023-09-14
- NHTSA 11036911 — bulletin TSB_2069904_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 17 distinct communications
Fuel and propulsion
The text includes references to warnings or diagnostic codes (7), leaks or water entry (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check fuel or charging conditions, power loss, warning messages, and confirmed diagnosis against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10199211 — bulletin A1321152061461_4, 2021-07-14
- NHTSA 11007220 — bulletin A0124342074976_1, 2024-08-30
- NHTSA 11035829 — bulletin TSB_2081573_4, 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 13 distinct communications
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (7), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the seating position, restraint equipment, warning messages, and installed parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10186984 — bulletin A7221322062113_1, 2021-02-03
- NHTSA 10238396 — bulletin A6923912056406_4, 2023-06-30
- NHTSA 11030980 — bulletin DC_Audi_CF_ Airbag, 2026-03-02
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 13 distinct communications
Lighting and signals
The text includes references to warnings or diagnostic codes (1), software or module updates (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the lamp or signal involved, conditions of use, warning indicators, and repair results against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10187508 — bulletin A9421342012749_1, 2021-02-17
- NHTSA 10236373 — bulletin A942364201274916, 2023-05-09
- NHTSA 10254078 — bulletin A9424792063739_2, 2024-04-12
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Configuration-specific safety information
NHTSA safety-data entry
4 DR · AWD
Overall: 5 of 5 stars · Frontal: 4 of 5 stars · Side: 5 of 5 stars · Rollover: 5 of 5 stars
These results belong to the stated model year and configuration. Do not transfer them to a different body style, drivetrain, or trim. A rating does not resolve whether a particular vehicle has an open recall or recurring repair condition.
Source cautions: These ratings do not apply to vehicles with optional torso/pelvis side air bags in the rear seat
Model year 2022
2022 Audi A4
The 2022 A4 index includes 3 distinct safety campaigns, covering visibility, cameras, and driver assistance, electrical systems and software, engine and cooling. Owner-report entries are most numerous in equipment and other reported systems (4) and engine and cooling (3). 898 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Safety recalls
Safety recall
Back Over Prevention: Sensing System: Camera
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “A software error may prevent the rear-view image from initially displaying when the vehicle begins to reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, …”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi A8 and S8, 2022 Audi A5 Sportback, A4 Sedan, E-Tron GT, Q3, Q5, RS6 Avant, A3 Sedan, S5 Sportback, Q5 Sportback, Q7, Q8, RSQ8, SQ7, SQ8, and S3 Sedan vehicles.
Remedy and status excerpt: Dealers will update the infotainment unit parameters, free of charge. Audi's number for this recall is 91CR.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 21V825000 — official recall, affected vehicles, and remedy
Safety recall
Equipment: Electrical: Infotainment: Video (touch)screen/Monitor/Unit / Back Over Prevention: Display Function
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “The infotainment main unit may become damaged internally when the vehicle is shut off, resulting in an inoperative rearview camera display the next time the vehicle is started. As such, these vehicles fail to comply …”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 AUDI A8, A6 Allroad, E-TRON Quattro, 2022 S3, RSQ8, RS7, RS6 Avant, Q8, Q7, Q3, E-TRON Sportback Quattro, S5 Cabriolet, E-TRON GT, S5 Sportback, A7, A6, A5 Sportback, A5 Cabriolet, A4, A4 Allroad, A3, S8, SQ7, SQ8, S6, and S4 vehicles.
Remedy and status excerpt: Dealers will replace the infotainment main unit, free of charge. Audi's number for this recall is 91Ei.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 22V806000 — official recall, affected vehicles, and remedy
Safety recall
Engine And Engine Cooling: Engine: Engine Control Module (ecu/Ecm)
The campaign addresses crash risk involving the listed component. Its applicability is limited to the affected vehicles and equipment described by Volkswagen Group of America, Inc..
Reported condition: “The semiconductor inside the engine control unit may short-circuit and cause an engine stall.”
Scope, remedy, and official notice
Applicability in the source: Volkswagen Group of America, Inc. (Audi) is recalling certain 2022 Audi A6 Sedan, A4 Sedan, Q5, and Q5 Sportback vehicles.
Remedy and status excerpt: Dealers will replace the engine control unit, free of charge. Audi's number for this recall is 24iH.
A model-year match does not establish that this VIN is affected or still unrepaired. Keep the campaign number, dealer repair order, and completion date together.
NHTSA 22V368000 — official recall, affected vehicles, and remedy
Owner-reported concerns
Consumer allegations · 4 distinct reports
Equipment and other reported systems
The text includes references to warnings or diagnostic codes (2), software or module updates (1), inspection or repair procedures (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the exact customer concern, affected equipment, configuration, and final repair findings.
Source examples and record coverage
- NHTSA complaint 11452188 — 2022-02-16
- NHTSA complaint 11501115 — 2023-01-10
- NHTSA complaint 11728227 — 2026-03-31
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 3 distinct reports
Engine and cooling
The text includes references to warnings or diagnostic codes (2), starting or stalling (1), software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve engine warnings, temperature, operating conditions, fluid levels, and repair findings.
Source examples and record coverage
- NHTSA complaint 11452188 — 2022-02-16
- NHTSA complaint 11724901 — 2026-03-17
- NHTSA complaint 11728227 — 2026-03-31
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 1 distinct reports
Visibility, cameras, and driver assistance
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve weather, visibility, displayed warnings, software versions, and sensor calibration.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Transmission and driveline
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve gear selection, speed, load, vibration, and the repair procedure performed.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the seating position, restraint equipment, warning messages, and installed parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Manufacturer communications and service bulletins
Service information · 311 distinct communications
Electrical systems and software
The text includes references to warnings or diagnostic codes (66), charging or battery concerns (20), software or module updates (16). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10184530 — bulletin A0020362002047_1, 2020-04-16
- NHTSA 11002907 — bulletin A9024022064844_3, 2024-06-05
- NHTSA 11036973 — bulletin TSB_2082976_2, 2026-08-27
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 185 distinct communications
Equipment and other reported systems
The text includes references to warnings or diagnostic codes (22), noise or vibration (17), software or module updates (8). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the exact customer concern, affected equipment, configuration, and final repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10183468 — bulletin A9120362061345_1, 2020-11-17
- NHTSA 10244536 — bulletin A9023452064983_6, 2023-10-16
- NHTSA 11036917 — bulletin TSB_2074436_3, 2026-08-26
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 76 distinct communications
Body and closures
The text includes references to noise or vibration (8), leaks or water entry (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the affected panel or closure, water entry, noise, photographs, and repair attempts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10185672 — bulletin A6621682046229_2, 2021-01-12
- NHTSA 11011263 — bulletin A6424022020552_13, 2024-11-22
- NHTSA 11036908 — bulletin TSB_2068999_4, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 64 distinct communications
Engine and cooling
The text includes references to warnings or diagnostic codes (13), leaks or water entry (8), noise or vibration (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10189141 — bulletin A1321132062387_1, 2021-03-09
- NHTSA 11005987 — bulletin SM 39-2024, 2024-07-01
- NHTSA 11034669 — bulletin TSB_2078939_2, 2026-06-30
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 53 distinct communications
Suspension, wheels, and tires
The text includes references to noise or vibration (12), warnings or diagnostic codes (4), software or module updates (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10186982 — bulletin A4421792022563_1, 2021-02-09
- NHTSA 11007234 — bulletin A4424062074846_1, 2024-08-08
- NHTSA 11036919 — bulletin TSB_2074843_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 52 distinct communications
Visibility, cameras, and driver assistance
The text includes references to warnings or diagnostic codes (7), leaks or water entry (6), software or module updates (4). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10193257 — bulletin A9121002061028_2, 2021-05-05
- NHTSA 10241434 — bulletin A8723522063575_3, 2023-08-18
- NHTSA 11036915 — bulletin TSB_20741717_15, 2026-08-11
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 49 distinct communications
Transmission and driveline
The text includes references to noise or vibration (17), warnings or diagnostic codes (7), charging or battery concerns (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check gear selection, speed, load, vibration, and the repair procedure performed against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10202584 — bulletin A3421532064848_1, 2021-10-18
- NHTSA 11007231 — bulletin A3924702059057_11, 2024-08-30
- NHTSA 11036901 — bulletin TSB_2059057_15, 2026-08-04
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 38 distinct communications
Steering
The text includes references to warnings or diagnostic codes (7), noise or vibration (7). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10181981 — bulletin A4820912053869_4, 2020-10-27
- NHTSA 10242940 — bulletin A442303202256323, 2023-09-15
- NHTSA 11036903 — bulletin TSB_2063546_5, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 35 distinct communications
Brakes and stability control
The text includes references to noise or vibration (9), warnings or diagnostic codes (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check pedal response, warning lights, road conditions, and the technician’s findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10186569 — bulletin A9121642024323_7, 2021-01-25
- NHTSA 10242946 — bulletin A462350202258412, 2023-09-18
- NHTSA 11036924 — bulletin TSB_2077435_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 13 distinct communications
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (7), noise or vibration (1), charging or battery concerns (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the seating position, restraint equipment, warning messages, and installed parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10194376 — bulletin A6921662063398_1, 2021-05-18
- NHTSA 10238396 — bulletin A6923912056406_4, 2023-06-30
- NHTSA 11030980 — bulletin DC_Audi_CF_ Airbag, 2026-03-02
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 13 distinct communications
Fuel and propulsion
The text includes references to warnings or diagnostic codes (7), leaks or water entry (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check fuel or charging conditions, power loss, warning messages, and confirmed diagnosis against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10241211 — bulletin A0123662071199_1, 2023-08-09
- NHTSA 11020367 — bulletin TSB_2042920_2, 2025-06-26
- NHTSA 11035829 — bulletin TSB_2081573_4, 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 9 distinct communications
Lighting and signals
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the lamp or signal involved, conditions of use, warning indicators, and repair results against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10187508 — bulletin A9421342012749_1, 2021-02-17
- NHTSA 10236373 — bulletin A942364201274916, 2023-05-09
- NHTSA 10254078 — bulletin A9424792063739_2, 2024-04-12
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Model year 2023
2023 Audi A4
No safety-recall campaign was supplied for this model year in the indexed search. That is not a current VIN clearance. Owner-report entries are most numerous in electrical systems and software (3) and engine and cooling (3). 852 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Owner-reported concerns
Consumer allegations · 2 distinct reports
Visibility, cameras, and driver assistance
The text includes references to warnings or diagnostic codes (1), inspection or repair procedures (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve weather, visibility, displayed warnings, software versions, and sensor calibration.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 3 distinct reports
Electrical systems and software
The text includes references to warnings or diagnostic codes (1), software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve warning messages, battery tests, software versions, module replacements, and recurrence.
Source examples and record coverage
- NHTSA complaint 11499619 — 2022-12-31
- NHTSA complaint 11564315 — 2024-01-09
- NHTSA complaint 11673447 — 2025-07-14
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 3 distinct reports
Engine and cooling
The text includes references to starting or stalling (1), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve engine warnings, temperature, operating conditions, fluid levels, and repair findings.
Source examples and record coverage
- NHTSA complaint 11512914 — 2023-03-20
- NHTSA complaint 11564315 — 2024-01-09
- NHTSA complaint 11673447 — 2025-07-14
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 3 distinct reports
Equipment and other reported systems
The text includes references to warnings or diagnostic codes (2), shifting or acceleration (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the exact customer concern, affected equipment, configuration, and final repair findings.
Source examples and record coverage
- NHTSA complaint 11673447 — 2025-07-14
- NHTSA complaint 11746993 — 2026-06-28
- NHTSA complaint 11750097 — 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 2 distinct reports
Suspension, wheels, and tires
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve speed, road conditions, tire condition, alignment measurements, and replaced parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA complaint source dataset · NHTSA complaint source dataset
Consumer allegations · 1 distinct reports
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the seating position, restraint equipment, warning messages, and installed parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Brakes and stability control
The text includes references to warnings or diagnostic codes (1), shifting or acceleration (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve pedal response, warning lights, road conditions, and the technician’s findings.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Manufacturer communications and service bulletins
Service information · 300 distinct communications
Electrical systems and software
The text includes references to warnings or diagnostic codes (75), charging or battery concerns (20), software or module updates (12). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10194491 — bulletin A9121052061933_2, 2021-05-26
- NHTSA 11005937 — bulletin A9124342072959_2, 2024-07-27
- NHTSA 11036973 — bulletin TSB_2082976_2, 2026-08-27
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 176 distinct communications
Equipment and other reported systems
The text includes references to noise or vibration (24), warnings or diagnostic codes (22), software or module updates (13). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the exact customer concern, affected equipment, configuration, and final repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10181434 — bulletin A9120202061028_1, 2020-10-15
- NHTSA 11002185 — bulletin Circ 37P3_REV1, 2024-05-02
- NHTSA 11036917 — bulletin TSB_2074436_3, 2026-08-26
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 77 distinct communications
Body and closures
The text includes references to noise or vibration (9), leaks or water entry (8), warnings or diagnostic codes (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the affected panel or closure, water entry, noise, photographs, and repair attempts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10198567 — bulletin A0021482021205_6, 2021-06-25
- NHTSA 11011263 — bulletin A6424022020552_13, 2024-11-22
- NHTSA 11036908 — bulletin TSB_2068999_4, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 65 distinct communications
Engine and cooling
The text includes references to warnings or diagnostic codes (22), leaks or water entry (8), noise or vibration (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10208894 — bulletin A1722172060750_3, 2022-03-03
- NHTSA 11005925 — bulletin A9024142064844_4, 2024-07-18
- NHTSA 11035849 — bulletin TSB_2082700_1, 2026-07-10
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 47 distinct communications
Visibility, cameras, and driver assistance
The text includes references to warnings or diagnostic codes (8), leaks or water entry (5), noise or vibration (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10193257 — bulletin A9121002061028_2, 2021-05-05
- NHTSA 10242953 — bulletin A6423942070094_2, 2023-09-19
- NHTSA 11036915 — bulletin TSB_20741717_15, 2026-08-11
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 47 distinct communications
Suspension, wheels, and tires
The text includes references to noise or vibration (10), leaks or water entry (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10205933 — bulletin A4021312024318_1, 2021-12-22
- NHTSA 11009339 — bulletin A4324932059665_6, 2024-09-09
- NHTSA 11036919 — bulletin TSB_2074843_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 43 distinct communications
Transmission and driveline
The text includes references to noise or vibration (18), warnings or diagnostic codes (5), charging or battery concerns (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check gear selection, speed, load, vibration, and the repair procedure performed against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10239668 — bulletin AVin4Pin20230707, 2023-07-07
- NHTSA 11009324 — bulletin A1924672075348_1, 2024-09-23
- NHTSA 11036901 — bulletin TSB_2059057_15, 2026-08-04
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 33 distinct communications
Steering
The text includes references to warnings or diagnostic codes (6), noise or vibration (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10205905 — bulletin A4021302023187_6, 2021-12-22
- NHTSA 10244598 — bulletin A9623872061932_6, 2023-10-16
- NHTSA 11036903 — bulletin TSB_2063546_5, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 31 distinct communications
Brakes and stability control
The text includes references to noise or vibration (7), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check pedal response, warning lights, road conditions, and the technician’s findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10187575 — bulletin A4621252054385_2, 2021-02-25
- NHTSA 10247205 — bulletin A4523362072304_1, 2023-12-13
- NHTSA 11036924 — bulletin TSB_2077435_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 18 distinct communications
Fuel and propulsion
The text includes references to warnings or diagnostic codes (11), leaks or water entry (4), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check fuel or charging conditions, power loss, warning messages, and confirmed diagnosis against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10241211 — bulletin A0123662071199_1, 2023-08-09
- NHTSA 11022688 — bulletin TSB_2078916_1, 2025-08-19
- NHTSA 11035829 — bulletin TSB_2081573_4, 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 9 distinct communications
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (5), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the seating position, restraint equipment, warning messages, and installed parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10202211 — bulletin A7221372064695_1, 2021-10-06
- NHTSA 10247137 — bulletin A7223512072225_1, 2023-12-01
- NHTSA 11030980 — bulletin DC_Audi_CF_ Airbag, 2026-03-02
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 6 distinct communications
Lighting and signals
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the lamp or signal involved, conditions of use, warning indicators, and repair results against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10236378 — bulletin A9423632061922_2, 2023-05-08
- NHTSA 10241235 — bulletin A9023372064789_4, 2023-08-24
- NHTSA 10254078 — bulletin A9424792063739_2, 2024-04-12
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Model year 2024
2024 Audi A4
No safety-recall campaign was supplied for this model year in the indexed search. That is not a current VIN clearance. Owner-report entries are most numerous in airbags, belts, and seating (1) and electrical systems and software (1). 751 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Owner-reported concerns
Consumer allegations · 1 distinct reports
Airbags, belts, and seating
The text includes references to software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve the seating position, restraint equipment, warning messages, and installed parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Electrical systems and software
The text includes references to software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve warning messages, battery tests, software versions, module replacements, and recurrence.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Engine and cooling
The text includes references to software or module updates (1). These are text themes, not verified causes or separate failure counts.
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve engine warnings, temperature, operating conditions, fluid levels, and repair findings.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Consumer allegations · 1 distinct reports
Suspension, wheels, and tires
These submissions are grouped by their NHTSA component tags. They are allegations, not agency findings, and a report can carry more than one tag. For a case-specific comparison, preserve speed, road conditions, tire condition, alignment measurements, and replaced parts.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Manufacturer communications and service bulletins
Service information · 297 distinct communications
Electrical systems and software
The text includes references to warnings or diagnostic codes (68), charging or battery concerns (22), software or module updates (21). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10218600 — bulletin A0022582045316_6, 2022-08-19
- NHTSA 11011303 — bulletin A9624072056019_3, 2024-11-07
- NHTSA 11036973 — bulletin TSB_2082976_2, 2026-08-27
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 134 distinct communications
Equipment and other reported systems
The text includes references to noise or vibration (19), warnings or diagnostic codes (18), leaks or water entry (11). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the exact customer concern, affected equipment, configuration, and final repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10220366 — bulletin A1722202067906_1, 2022-09-13
- NHTSA 11007290 — bulletin Dealer 90X4_REV1, 2024-08-22
- NHTSA 11036917 — bulletin TSB_2074436_3, 2026-08-26
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 71 distinct communications
Body and closures
The text includes references to noise or vibration (7), leaks or water entry (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the affected panel or closure, water entry, noise, photographs, and repair attempts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10228787 — bulletin A572200202203210, 2022-12-09
- NHTSA 11012499 — bulletin A7224612076184_1, 2024-12-02
- NHTSA 11036908 — bulletin TSB_2068999_4, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 58 distinct communications
Engine and cooling
The text includes references to warnings or diagnostic codes (16), leaks or water entry (4), software or module updates (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10217636 — bulletin A8722302067716_1, 2022-08-02
- NHTSA 11009327 — bulletin A2424632074810_2, 2024-09-24
- NHTSA 11034669 — bulletin TSB_2078939_2, 2026-06-30
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 39 distinct communications
Visibility, cameras, and driver assistance
The text includes references to warnings or diagnostic codes (8), leaks or water entry (5), noise or vibration (2). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10216017 — bulletin A6622882067558_1, 2022-07-14
- NHTSA 10243973 — bulletin A9223372056963_2, 2023-10-02
- NHTSA 11036915 — bulletin TSB_20741717_15, 2026-08-11
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 36 distinct communications
Transmission and driveline
The text includes references to noise or vibration (16), charging or battery concerns (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check gear selection, speed, load, vibration, and the repair procedure performed against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10249144 — bulletin A1524462072713_1, 2024-01-12
- NHTSA 11009936 — bulletin A3924732059057_12, 2024-10-03
- NHTSA 11036901 — bulletin TSB_2059057_15, 2026-08-04
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 34 distinct communications
Suspension, wheels, and tires
The text includes references to noise or vibration (4), leaks or water entry (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10233696 — bulletin A402352202431813, 2023-03-23
- NHTSA 11013718 — bulletin A4025922076604_1, 2025-01-15
- NHTSA 11036919 — bulletin TSB_2074843_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 32 distinct communications
Steering
The text includes references to warnings or diagnostic codes (8), noise or vibration (6). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10233489 — bulletin A4023512023187_7, 2023-03-23
- NHTSA 11009362 — bulletin A4824732075199_1, 2024-09-16
- NHTSA 11036903 — bulletin TSB_2063546_5, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 22 distinct communications
Brakes and stability control
The text includes references to noise or vibration (3), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check pedal response, warning lights, road conditions, and the technician’s findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10235359 — bulletin A4623432069904_1, 2023-04-18
- NHTSA 11025330 — bulletin TSB_2067132_3, 2025-10-21
- NHTSA 11036924 — bulletin TSB_2077435_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 15 distinct communications
Fuel and propulsion
The text includes references to warnings or diagnostic codes (8), leaks or water entry (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check fuel or charging conditions, power loss, warning messages, and confirmed diagnosis against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10248153 — bulletin A1323222072511_1, 2023-12-21
- NHTSA 11025286 — bulletin TSB_2079461_1, 2025-10-14
- NHTSA 11035829 — bulletin TSB_2081573_4, 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 7 distinct communications
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (4), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the seating position, restraint equipment, warning messages, and installed parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10238396 — bulletin A6923912056406_4, 2023-06-30
- NHTSA 11002933 — bulletin A6924112056406_5, 2024-06-26
- NHTSA 11030980 — bulletin DC_Audi_CF_ Airbag, 2026-03-02
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 6 distinct communications
Lighting and signals
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the lamp or signal involved, conditions of use, warning indicators, and repair results against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10236378 — bulletin A9423632061922_2, 2023-05-08
- NHTSA 10238194 — bulletin A9423652061922_3, 2023-06-08
- NHTSA 10254078 — bulletin A9424792063739_2, 2024-04-12
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Configuration-specific safety information
NHTSA safety-data entry
4 DR · AWD
Overall: 5 of 5 stars · Frontal: 4 of 5 stars · Side: 5 of 5 stars · Rollover: 5 of 5 stars
These results belong to the stated model year and configuration. Do not transfer them to a different body style, drivetrain, or trim. A rating does not resolve whether a particular vehicle has an open recall or recurring repair condition.
Source cautions: These ratings do not apply to vehicles with optional torso/pelvis side air bags in the rear seat
Model year 2025
2025 Audi A4
No safety-recall campaign was supplied for this model year in the indexed search. That is not a current VIN clearance. 477 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Manufacturer communications and service bulletins
Service information · 196 distinct communications
Electrical systems and software
The text includes references to warnings or diagnostic codes (28), software or module updates (17), charging or battery concerns (9). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10241456 — bulletin A912325206211510, 2023-08-18
- NHTSA 11018961 — bulletin TSB_2056019_4, 2025-05-08
- NHTSA 11036973 — bulletin TSB_2082976_2, 2026-08-27
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 83 distinct communications
Equipment and other reported systems
The text includes references to noise or vibration (15), warnings or diagnostic codes (10), software or module updates (7). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the exact customer concern, affected equipment, configuration, and final repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10241422 — bulletin A4423022065160_2, 2023-08-04
- NHTSA 11015770 — bulletin AVIN4APIN20250228, 2025-02-28
- NHTSA 11036917 — bulletin TSB_2074436_3, 2026-08-26
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 47 distinct communications
Body and closures
The text includes references to noise or vibration (6), leaks or water entry (4). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the affected panel or closure, water entry, noise, photographs, and repair attempts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10242939 — bulletin A4023682047920_8, 2023-09-07
- NHTSA 11018960 — bulletin TSB_2055443_2, 2025-05-22
- NHTSA 11036908 — bulletin TSB_2068999_4, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 29 distinct communications
Suspension, wheels, and tires
The text includes references to noise or vibration (3), leaks or water entry (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10241421 — bulletin A4223532038689_7, 2023-08-04
- NHTSA 11016504 — bulletin TSB_2038689_9, 2025-03-04
- NHTSA 11036919 — bulletin TSB_2074843_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 24 distinct communications
Engine and cooling
The text includes references to warnings or diagnostic codes (4), software or module updates (2), noise or vibration (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10242903 — bulletin A0023712070568_1, 2023-09-07
- NHTSA 11026211 — bulletin TSB_2061461_15, 2025-11-19
- NHTSA 11034669 — bulletin TSB_2078939_2, 2026-06-30
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 24 distinct communications
Transmission and driveline
The text includes references to noise or vibration (15), charging or battery concerns (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check gear selection, speed, load, vibration, and the repair procedure performed against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10253254 — bulletin A3924602059057_8, 2024-04-03
- NHTSA 11012488 — bulletin A3924762075681_2, 2024-12-02
- NHTSA 11036901 — bulletin TSB_2059057_15, 2026-08-04
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 21 distinct communications
Brakes and stability control
The text includes references to noise or vibration (3), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check pedal response, warning lights, road conditions, and the technician’s findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10242942 — bulletin A462348203418124, 2023-09-14
- NHTSA 11025330 — bulletin TSB_2067132_3, 2025-10-21
- NHTSA 11036924 — bulletin TSB_2077435_3, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 18 distinct communications
Steering
The text includes references to noise or vibration (5), warnings or diagnostic codes (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10242940 — bulletin A442303202256323, 2023-09-15
- NHTSA 11013697 — bulletin A4825772065978_4, 2025-01-09
- NHTSA 11036903 — bulletin TSB_2063546_5, 2026-08-21
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 14 distinct communications
Visibility, cameras, and driver assistance
The text includes references to leaks or water entry (2), warnings or diagnostic codes (1). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10243973 — bulletin A9223372056963_2, 2023-10-02
- NHTSA 11021478 — bulletin TSB_2078655_2, 2025-07-22
- NHTSA 11036915 — bulletin TSB_20741717_15, 2026-08-11
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 13 distinct communications
Fuel and propulsion
The text includes references to warnings or diagnostic codes (8), leaks or water entry (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check fuel or charging conditions, power loss, warning messages, and confirmed diagnosis against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10251621 — bulletin A1924552061918_6, 2024-03-12
- NHTSA 11025354 — bulletin TSB_2078916_2, 2025-10-29
- NHTSA 11035829 — bulletin TSB_2081573_4, 2026-07-13
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Service information · 4 distinct communications
Lighting and signals
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the lamp or signal involved, conditions of use, warning indicators, and repair results against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 10244595 — bulletin A9423672071954_1, 2023-10-30
- NHTSA 10251666 — bulletin A942473201274917, 2024-03-09
- NHTSA 10254078 — bulletin A9424792063739_2, 2024-04-12
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Service information · 4 distinct communications
Airbags, belts, and seating
The text includes references to warnings or diagnostic codes (3). These are text themes, not verified causes or separate failure counts.
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check the seating position, restraint equipment, warning messages, and installed parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
- NHTSA 11002933 — bulletin A6924112056406_5, 2024-06-26
- NHTSA 11017621 — bulletin TSB_2071893_2, 2025-04-14
- NHTSA 11030980 — bulletin DC_Audi_CF_ Airbag, 2026-03-02
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
NHTSA manufacturer-communication source dataset · NHTSA manufacturer-communication source dataset
Configuration-specific safety information
NHTSA safety-data entry
4 DR · AWD
Overall: 5 of 5 stars · Frontal: 4 of 5 stars · Side: 5 of 5 stars · Rollover: 5 of 5 stars
These results belong to the stated model year and configuration. Do not transfer them to a different body style, drivetrain, or trim. A rating does not resolve whether a particular vehicle has an open recall or recurring repair condition.
Source cautions: These ratings do not apply to vehicles with optional torso/pelvis side air bags in the rear seat
Model year 2026
2026 Audi A4
No safety-recall campaign was supplied for this model year in the indexed search. That is not a current VIN clearance. 5 manufacturer communications are organized separately below so workshop instructions are not mistaken for confirmed owner failures. Start with any applicable safety instructions, then match the service documents and reported conditions to the actual repair orders.
Manufacturer communications and service bulletins
Service information · 1 distinct communications
Suspension, wheels, and tires
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check speed, road conditions, tire condition, alignment measurements, and replaced parts against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Service information · 1 distinct communications
Electrical systems and software
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check warning messages, battery tests, software versions, module replacements, and recurrence against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Service information · 1 distinct communications
Visibility, cameras, and driver assistance
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check weather, visibility, displayed warnings, software versions, and sensor calibration against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Service information · 1 distinct communications
Steering
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check steering effort, vehicle speed, direction of travel, and diagnostic findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Service information · 1 distinct communications
Engine and cooling
This group collects manufacturer instructions under the listed system. A bulletin may concern diagnosis, routine service, parts, software, or administration; its existence does not establish that every vehicle has a defect. Check engine warnings, temperature, operating conditions, fluid levels, and repair findings against the document’s VIN, trim, and equipment limits.
Source examples and record coverage
Examples are selected from the beginning, middle, and end of this group’s date-ordered records; they are not a frequency or severity ranking.
Repair chronology
Turn every A4 visit into a usable timeline.
Place the final repair orders in date and mileage order. Compare the customer complaint, technician findings, correction, and post-repair result instead of relying only on a dealer summary or online discussion.
Keep visits marked “could not duplicate,” “operating as designed,” or “no fault found.” Those entries may still show that the concern was reported and that an opportunity to inspect was provided.
1Date and mileage
2Complaint in the driver’s words
3Diagnosis and testing performed
4Parts, software, or correction
5Days unavailable and post-repair result
California legal framework
The statute applies to the evidence—not the badge.
California Civil Code section 1793.2 addresses warranty repair obligations and, in specified circumstances, replacement or restitution after a reasonable number of repair attempts. Section 1793.22 defines the Tanner presumption and “nonconformity.” Those provisions require a fact-specific analysis.
Applicable warranty
Identify the written coverage in effect when the concern was presented.
Repair opportunity
Show when and how the manufacturer or authorized facility received the vehicle.
Substantial impairment
Document the effect on use, value, or safety rather than relying on labels.
Remedy analysis
Compare restitution, replacement, negotiated resolutions, offsets, and supporting damages.
Warranty and escalation record
Separate the Audi A4 warranty from other contracts.
A manufacturer warranty, certified coverage, dealer promise, and separately purchased service contract may have different obligors and terms. Preserve each document instead of calling all coverage an “extended warranty.”
Save every Audi dealer message, repair authorization, parts-delay explanation, manufacturer case number, and written response. A phone call may matter, but a dated email, text, or letter usually makes the sequence easier to prove.
Primary and practical sources
Verify the law, vehicle, and warranty separately.
More Audi guides
Browse other models.
Clear answers
Audi A4 lemon law questions
Can a Audi A4 qualify under California lemon law?
It may, but the model name alone does not decide eligibility. A review should match the exact vehicle to an applicable written warranty and examine the repair opportunities, recurring nonconformity, mileage, downtime, and effect on use, value, or safety.
How many A4 repair attempts are required?
There is no universal count that decides every case. California’s Tanner presumption describes specific circumstances, but claims can require a broader analysis of whether the manufacturer had a reasonable opportunity to repair the warranty problem.
Does a recall or service campaign prove that my A4 is a lemon?
No. Recall, campaign, complaint, or bulletin information may provide context, but it does not prove the condition exists in this vehicle or establish a lemon law claim. Use VIN-specific information and the actual repair record.
What Audi A4 records should I save?
Keep the purchase or lease agreement, warranty booklet, every final repair order, current registration and payoff information, photographs or videos, towing and rental records, and dealer or manufacturer messages and case numbers.
Can a used or leased A4 qualify?
Possibly. The answer depends on the transaction, vehicle history, warranty that applied, timing of the repair visits, and other facts. A used or leased vehicle should be evaluated from its own documents.
What remedies may be available for a qualifying Audi A4?
Depending on the facts and current law, possible outcomes can include restitution or repurchase, replacement, a negotiated cash resolution, warranty relief, incidental damages, or other remedies. No particular outcome is guaranteed.
Free case review
Does your Audi A4 keep going back for repair?
Send the warranty and repair history to Echelon Law for a free, confidential California lemon law review.