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Electrical system

2021 Audi S6 Electrical problems

No owner has filed a complaint about the 2021 Audi S6's electrical system with NHTSA. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.

Complaints
0
Recalls
3
Crashes
0
Fires
0
Injuries
0
Deaths
0

Electrical recalls for the 2021 Audi S6

Electrical system: instrument cluster / panel

25V20100044,387 vehicles affected

The problem
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.
The 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.
The 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.

Electrical system

22V86100050,883 vehicles affected

The problem
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.
The risk
A gateway control module shutdown will suddenly reduce engine power, increasing the risk of a crash.
The 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.

Electrical system: fuel level float / sensor / sending unit

22V15500047,238 vehicles affected

The problem
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 RS6 Avant and RS7, 2020-2022 A6 Allroad, S6 Sedan, and S7, and 2019-2022 A6 Sedan and A7 vehicles. The fuel level sender may stick, causing an inaccurate fuel level reading to be displayed on the instrument cluster.
The risk
An inaccurate fuel reading may cause an engine stall due to lack of fuel, increasing the risk of a crash.
The fix
Dealers will install a new sensor in the tank, free of charge. Owner notification letters were mailed February 17, 2023. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 20DN.

Electrical complaints

No complaints about this area yet.

Audi S6 electrical complaints by year

S6 electrical problems, every year

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data

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