2021 Audi A6 Allroad problems, complaints & recalls
Most-reported problem areas: Electrical System (3) · Fuel/Propulsion System (2) · Structure:body (1)
Safety recalls (8)
Back Over Prevention: Sensing System: Camera 2025-12-19 · campaign 25V900000 · 356,894 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2026 vehicles. Please see the recall report for a complete list of models. A software error may prevent the rearview camera image from displaying as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Risk: A rearview image that does not display reduces the driver's view behind the vehicle, increasing the risk of a crash.
Fix: Dealers will update the software, free of charge. Owner notification letters were mailed January 14, 2026. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 90TV. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on December 23, 2025.
Electrical System:software 2025-03-31 · campaign 25V201000 · 44,387 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 SQ8, A6 SEDAN, A7, A8, Q7, Q8, RS6 Avant, RS7, RSQ8, S6 SEDAN, S7, S8, A6 Allroad, and SQ7 vehicles. Due to a software error, the instrument panel display may fail.
Risk: An instrument panel display that fails to show critical safety information, such as the speedometer or warning lights, increases the risk of a crash.
Fix: Dealers will update the instrument panel module software, free of charge. Owner notification letters were mailed April 24, 2025. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 90VC.
Service Brakes, Hydraulic:fluid 2023-08-25 · campaign 23V601000 · 7,499 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi S7, S6 Sedan, RS7, RS6 Avant, A6 Allroad, 2019-2021 A7, and A6 Sedan vehicles. An incorrectly labeled brake fluid cap may have been installed, which can result in the use of the wrong type of brake fluid.
Risk: Incorrect brake fluid can reduce braking ability and increase the risk of a crash.
Fix: Dealers will inspect the brake fluid reservoir cap and, if necessary, replace it, free of charge. Owner notification letters are expected to be mailed October 17, 2023. Owners may contact Audi's customer service at 1-800-253-2834. Volkswagen's number for this recall is 47T9.
Electrical System 2022-11-21 · campaign 22V861000 · 50,883 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2020-2022 Audi S7, S6 Sedan, A6 Allroad, 2021-2022 RS7, RS6 Avant, 2019-2022 A7, and A6 Sedan vehicles. Liquid spilled in the rear seat may penetrate and cause the gateway control module to shut down.
Risk: A gateway control module shutdown will suddenly reduce engine power, increasing the risk of a crash.
Fix: Dealers will install a protective cover, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Audi's customer service at 1-800-253-2834. Audi's number for this recall is 90V2.
Equipment:electrical:infotainment:video (Touch)screen/Monitor/Unit 2022-10-26 · campaign 22V806000 · 6,076 vehicles
Defect: 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. 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, thes
Risk: An inoperative rearview camera display reduces the driver's rear visibility, increasing the risk of a crash.
Fix: Dealers will replace the infotainment main unit, free of charge. Owner notification letters were mailed June 6, 2022. Owners may contact Audi's customer service at 1-800-253-2834. Audi's number for this recall is 91Ei.
Tires 2022-01-26 · campaign 22V034000 · 31,058 vehicles
Defect: 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. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
Risk: Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.
Fix: Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Owner notification letters were mailed March 3, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L5.
Seat Belts 2021-08-05 · campaign 21V606000 · 45,496 vehicles
Defect: 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. The rear seat belt automatic locking retractors may deactivate ear
Risk: An unsecured child restraint system can increase the risk of injury during a crash.
Fix: Dealers will inspect, and replace as necessary, the middle-rear seat belt assemblies, free of charge. Owner notification letters were mailed August 27, 2021. Owners may contact Volkswagen customer service at 1-800-893-5298 and Audi customer service at 1-800-253-2834. Volkswagen's numbers for this recall are 69CR (VW) and 69CS (Audi).
Air Bags 2021-03-10 · campaign 21V159000 · 3,421 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi RS6 Avant, RS7, 2020-2021 A6 Allroad, S6 Sedan, S7, 2019-2021 A6 Sedan, and A7 vehicles. The score line on the passenger air bag may not have been manufactured correctly.
Risk: An incorrectly manufactured air bag may not deploy properly, and could also eject plastic debris into the passenger compartment, increasing the risk of injury during a crash.
Fix: Audi will notify owners, and dealers will inspect the passenger air bag score line, and repair it as necessary, free of charge. The recall begin March 26, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 70i2.
Service bulletins (1,070)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-25 · TSB_2083409_1 · Service Bulletin/Repair Instructions
this bulletin states that technicians are required to report to the manufacturer when a vehicle has flooded, and specify the height to which the vehicle has been flooded.
Unknown Or Other 2026-09-25 · TSB_2052680_2 · Service Bulletin/Repair Instructions
this bulletin provides information for reporting safety related information to the manufacturer.
Electrical System 2026-09-23 · TSB_2083385_1 · Service Bulletin/Repair Instructions
this bulletin provides information when there is a warning message in the instrument cluster about external sound.
Electrical System 2026-09-23 · TSB_2076396_3 · Service Bulletin/Repair Instructions
this bulletin provides information regarding driver assist systems; audi adaptive light, audi pre sense system fault, adaptive cruise assist inop (dtc c12d5fa).
Electrical System 2026-09-23 · TSB_2063336_5 · Service Bulletin/Repair Instructions
this bulletin provides information when dtc c12bff0 is stored in the lane change modeul or the radar sensor; intersection assist/lane change assist are inoperable.
Steering 2026-09-22 · TSB_2074846_5 · Service Bulletin/Repair Instructions
this bulletin provides information about vibrations and rotational steering vibrations.
Showing the 6 most recent of 1,070 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-02-26 · Electrical System“my vehicle was excluded from recall 25v20100/90vc; however, in early march 2025, it experienced the exact defect described in that recall: a complete failure of the instrument panel module. i paid $3,737.07 for the repair just weeks before the official recall began in late march 2025. i submitted a reimbursement claim to audi of america under 49 c…”
2025-12-01 · Forward Collision Avoidance: Adaptive Cruise Control“the car has traffic sign recognition and uses it for "predictive control" where the vehicle will read traffic signs and adjust the adaptive cruise control setting to based on road signs. it had previously been working well but a software update was recently performed under tsb 2074688/3 on november 6th, 2025 and problems have shown up. specifically…”
2025-06-27 · Electrical System“the virtual cockpit of the car (electronic screen right in front of the driver that displays speed, etc.) randomly turns off during driving, reboots, and displays an error message "instrument cluster malfunction". a loud tone then chimes. this malfunction, while brief, is a safety issue due to the lack of speed information while driving. …”
2023-10-10 · Electrical System“notice of electronic failure on dash, then car notified me to pull over safely due to the failure after 20 min of driving. car stopped shifting gears and electronic power steering failed while the vehicle was moving. difficult to maneuver the car to safety once the safely pull over light came on. 28,680 miles on the vehicle. dealer stated the pro…”
2023-05-19 · Power Train“at a highway speed of 50 mph the transmission completely disengaged. i was driving on a busy highway with no shoulder. the vehicle continued to coast until i was forced to stop in an unsafe location. i placed the car in park, then in drive, and it was still disengaged. i needed to turn the car off, turn it on and it drove normally. before i wa…”
2022-12-01 · Fuel/Propulsion System“audi has failed to come up with a repair for recall 22v742. my car consistently shows 1/4 tank of fuel when it’s actually near zero. …”
2022-09-01 · Fuel/Propulsion System“the car's fuel guage has been inaccurate since the initial purchase. it would always hang at around 50% and then drop to 5% within 10 miles. thankfully, we are aware and just check the miles driven so we do not get stranded. requested fix by dealership, they said there was nothing wrong. the recall for my car appeared and i asked for a fix, they sa…”
2022-07-30 · Forward Collision Avoidance: Warnings“today, i was in a protected left turn lane prior to making the turn. when oncoming traffic (4 lanes) cleared, i gently pressed the gas pedal to start the turn, but a red “pre-sense” error triggered and slammed on the brakes. i moved my foot to the brake and then back to the gas, and the error cleared, allowing me to continue the turn. this was dang…”
2021-05-04 · Structure:body · 1,100 mi“doors must be forcefully closed in order to fully lock. frequently the doors (any of the 4 on the car) do not close upon vehicle entry. no warning that the door is not closed is provided by the vehicle. i have driven many miles with this unsafe condition, only to discover that the door was not fully latched upon my arrival at my destination. the re…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.