YearToAvoid

2021 Audi e-tron Electrical System Problems

NHTSA lists 24 electrical system complaints for the 2021 Audi e-tron, 67% of all complaints filed for this model year, with a median mileage at failure of 26,000. Two related recalls (23V867000 and 23V842000) cover overheating high-voltage battery modules and unsafe charging cable use.

Electrical System complaints
24
67% of 36
Crashes reported
0
Fires reported
0
Injuries reported
0
Median mileage
26,000 mi
Related recalls
2

Typical electrical symptoms owners report

  • Vehicle displays an "Electrical System Malfunction - Safely Stop the Vehicle" warning, then loses forward or reverse drive and must be towed.
  • Owners report the vehicle can suddenly lose motive power while underway, forcing them to coast to a stop with limited steering control.
  • MMI infotainment and instrument screens go completely blank while driving, cutting off speed display and HVAC controls until the car is restarted.
  • Home or public charging equipment overheats, trips breakers, or damages the wall outlet and breaker during charging.
  • Air conditioning controls on the center panel stop responding, sometimes requiring extended dealer repair time due to parts delays.
  • Owners report waiting extended periods for recall repair parts after receiving notices for the two open electrical system recalls.

When 2021 Audi e-tron electrical complaints were filed

First complaint Nov 6, 2021, latest Jul 22, 2026.

2021 Audi e-tron electrical system complaints: complaints filed per month3Nov 2021Sep 2022Sep 2023Mar 2024Nov 2024Feb 2026May 2026
24 complaints filed with NHTSA from Nov 2021 to Jul 2026; peak Feb 2024 (3).

Electrical System recalls for the 2021 Audi e-tron

  1. NHTSA 23V867000Dec 20, 2023Electrical System26,866 vehicles

    Electrical system:propulsion system:traction battery thermal:management:software

    Volkswagen Group of America, Inc. (Audi) is recalling certain 2020-2022 E-Tron Sportback Quattro and 2019-2022 E-Tron Quattro vehicles. Certain high-voltage battery modules may overheat.

    Risk: A high-voltage battery that overheats increases the risk of a fire.

    Remedy: Dealers will install onboard diagnostic software to monitor battery module performance, and replace affected battery modules where necessary, free of charge. Owner notification letters were mailed April 3, 2025. Owners may contact Audi customer at 1-800-253-2834. Audi's numbers for this recall are 93U9 and 93V2.

  2. NHTSA 23V842000Dec 13, 2023Electrical System93,196 vehicles

    Electrical system:propulsion system:charging:cable/cord:onboard

    Volkswagen Group of America, Inc. (Audi) is recalling certain 2022-2024 RS e-tron GT, e-tron GT, Q4 e-tron Sportback, Q4 e-tron, 2020-2021 Audi A8, 2019-2024 e-tron Quattro, 2020-2024 e-tron Sportback Quattro, Q5, and 2021-2022 A7 vehicles. When using the industrial 220V/240V plug at the 100% charge setting, some home power outlets may be incapable of handling the electrical current required to utilize the compact charging system, causing the outlet or charging cable to overheat.

    Risk: An overheated outlet or charging cable can increase the risk of a fire.

    Remedy: Owners are advised not to use the 220V/240V compact/portable charging cable and only use the 110V home charging cable or public charging stations. Dealers will supply a new 220V/240V compact/portable charging cable with an incorporated temperature sensor, free of charge. Owner notification letters were mailed on March 28, 2024. Owners may contact Audi customer service at 1-800-253-2834. Audi's numbers for this recall are 93U6 and 93U8.

Electrical System complaints by e-tron model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 201935 (45%)
  2. 20201 (100%)
  3. 202124 (67%)
  4. 202218 (58%)
  5. 20232 (40%)
  6. 20240 (0%)

Frequently asked questions

How common are electrical system complaints on the 2021 Audi e-tron?
NHTSA lists 24 electrical system complaints for the 2021 e-tron, which is 67% of the 36 total complaints filed for the model year.
Is there a recall for the 2021 Audi e-tron's electrical system?
Yes. NHTSA campaign 23V867000 covers high-voltage battery modules that may overheat, and campaign 23V842000 addresses unsafe use of the 220V/240V portable charging cable.
At what mileage do these electrical failures usually happen?
The median mileage at failure reported to NHTSA is 26,000 miles.
Have these electrical problems caused crashes or fires?
NHTSA records 0 crashes and 0 fires linked to the reported electrical system complaints for this model year.
How does the 2021 e-tron compare to other model years for electrical complaints?
The 2021 e-tron's 24 electrical complaints (67% share) is higher than 2022 (18 complaints, 58%) and 2023 (2 complaints, 40%), based on NHTSA data by model year.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.