KNOWN FAULTS · Audi
Known faults for the Audi Q4 / Q6 / Q8 e-tron y A6 e-tron.
2019–2026 · Electric
Sources are not verified in real time and no entry confirms that your car is affected.
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1 known fault with sources
Engines: Eléctrico (Electric)
Applies if: Only the Q4 e-tron (MEB platform); not the Q6, Q8 or A6 e-tron.
MEB platform 12 V battery and softwareElectrics and software
- Engine / equipment
- MEB platform EVs: VW ID.3, ID.4, ID.5, ID.7 and ID.Buzz, Skoda Enyaq and Elroq, Cupra Born and Tavascan, Audi Q4 e-tron
- Period mentioned
- 2020–2026
- Symptoms
- The car will not start or wake up after standing even though the traction battery is charged; 12 V battery warnings; screens that freeze or go black; charging sessions that will not start or cut out.
- Possible cause described
- The 12 V auxiliary battery frequently suffers deep discharge, and low voltage in turn causes starting and charging faults. Early software versions (1.x and 2.x) had many bugs; the ICAS1 control unit manages comfort and energy.
- Check for the garage
- Check the 12 V battery condition and the quiescent current draw, and confirm at the dealer that the car has the latest software. With ODIS: high-voltage battery (8B), high-voltage electronics (8C), charger (8E) and ICAS1 (C7).
- Cost cited in the source
- 12 V battery or update: approx. €0–370 (converted from dollars)A rough figure from the original database, not an up-to-date quote.
Sources from the original database
Kfz-Meisterbetrieb Dietrich: typical ID.3, ID.4 and ID.Buzz problemsAu7o: Skoda Enyaq, 12 V battery drain42how: ID.3 software and 12 V faults
View full entryEngines for this model
- EléctricoElectric