2021 Audi E-Tron Sportback problems, complaints & recalls
Most-reported problem areas: Electrical System (3) · Power Train (1)
Safety recalls (2)
Service Brakes, Hydraulic:pedals And Linkages 2026-04-15 · campaign 26V240000 · 18,853 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2023 Audi E-Tron Quattro, 2020-2023 Audi E-Tron Sportback, 2024 Q8 E-Tron, Q8 Sportback E-Tron, SQ8 E-Tron, and SQ8 Sportback E-Tron vehicles. The fastener that connects the brake pedal and the brake booster may have been improperly assembled during manufacturing, which can cause the brake pedal to detach from the brake booster.
Risk: Brake pedal detachment can cause a loss of brake function and increase the risk of a crash.
Fix: Dealers will inspect and tighten the pushrod screw joint as necessary, free of charge. Owner notification letters were mailed on April 28, 2026. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 46P7. This recall expands previous NHTSA recall number 24V621. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on April 17, 2026.
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.
Service bulletins (557)
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 2026-09-24 · TSB_2073858_13 · Service Bulletin/Repair Instructions
this bulletin provides information when there are various warning messages in the instrument cluster; electric motor leaking. p0aa600
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.
Showing the 6 most recent of 557 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-17 · Unknown Or Other“- vehicle was brought in operable condition to audi service center for nhtsa recall numbers 25v900 and 26v240 on 06/18/26. - on 06/19/26, the audi service center informed me after completing the 90tv software update (25v900) that every single light is on, on the dash and that they have to do a battery evaluation. - on 06/23/26, the audi service cen…”
2026-09-14 · Power Train“2021 audi e-tron, 44,749 miles. right after a scheduled service at audi [xxx] on xxx, i noticed a loud droning/humming noise from the drivetrain while driving. the noise tracks with vehicle speed - it gets louder and higher-pitched as the car goes faster. i called the dealership to report it as soon as i got the car back in late xxx. nobody respond…”
2026-06-26 · Electrical System“while driving my 2021 audi e-tron sportback prestige, the high-voltage battery warning light illuminated on the dashboard. at the same time, regenerative braking stopped functioning, resulting in reduced energy recovery and a noticeable decrease in driving range. before taking the vehicle to an audi dealership, i had the diagnostic trouble codes r…”
2025-01-28 · Electrical System“the contact owns a 2021 audi e-tron sportback. the contact received notification of nhtsa campaign number: 23v867000 (electrical system); however, the part to do the recall repair was unavailable. the local dealer was contacted, and it was confirmed that the part was not yet available. the contact stated that the manufacturer had exceeded a reasona…”
2024-08-05 · Electrical System“this is in regards to safety recall code: 93u8. audi usa has failed to provided an updated 220v/240v charging unit cable and a compact/portable charging system software update for my vehicle in the 230 days since the product recall.…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.