2021 Audi E-Tron electrical system problems
24 owner complaints filed with NHTSA name the electrical system on the 2021 Audi E-Tron — 67% of all complaints for this model year.
What owners report
“I own a 2021 Audi e-tron with approximately 58000 miles. Beginning in March 2026, the vehicle developed intermittent Virtual Cockpit/instrument-cluster problems with blank display. I reported the condition to Audi dealer of Princeton NJ. The vehicle subsequently experienced two dead 12-volt battery…”
filed Jul 22, 2026
“Moisture build-up in the high-voltage electrical system through a faulty seal on the charging socket, which can cause a short circuit and significantly increase the risk of a vehicle fire. If you get a warning light saying "electrical system: fault," you should stop driving immediately, park…”
filed May 15, 2026
“What component or system failed or malfunctioned, and is it available for inspection upon request? - While on highway the vehicle loosed all Power indicating Electrical Malfunction How was your safety or the safety of others put at risk? It happened on I-35 Freeway twice putting me in danger of 18 wheelers around me…”
filed Apr 16, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Certain high-voltage battery modules may overheatCampaign 23V867000 · Dec 20, 2023
- When using the industrial 220V/240V plug at the 100% charge setting, some home power…Campaign 23V842000 · Dec 13, 2023
Related service bulletins
This bulletin provides informaiton when the HV battery charger control module cannot be started, or reports diagnostic address after being replaced.
TSB_2063427_17 · Service Bulletin/Repair Instructions · issued Jul 16, 2026This bulletin provides informatoinw hent here are scratches or a coating on the cover of the instrument cluster, or particles inside of the housing.
TSB_2073747_4 · Service Bulletin/Repair Instructions · issued Jul 9, 2026This bulletin provides information when there are whirring noises from the rear of the vehicle.
TSB_2074898_3 · Service Bulletin/Repair Instructions · issued Jul 1, 2026This bulletin provides information when there is an electric drive motor leak; P0AA600.
TSB_2073858_12 · Service Bulletin/Repair Instructions · issued Jun 30, 2026
Electrical System problems in other E-Tron years
| Year | Reports | Share |
|---|---|---|
| 2022 E-Tron | 15 | 52% |
| 2019 E-Tron | 34 | 44% |
Other reported problem areas on the 2021 Audi E-Tron
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.