Problems with the high-voltage battery on Audi: affected models and engines
In 3 models from Audi there are 3 documented faults with the high-voltage battery. The most important: faulty modules in the high-voltage battery with fire risk, overheating of the high-voltage battery cell modules when charging (plug-in hybrids) and overheating of the high-voltage battery cell modules when charging (plug-in hybrids).
Documented faults, from most to least important
Severity × frequency. Below each one, the Audi models it appears in.
In Q4 e-tron
By Audi model
Open yours to see only the faults that affect it, by engine and by year.
Engines and gearboxes involved
Frequently asked questions
What faults with the high-voltage battery do Audi cars have?
In 3 models from Audi there are 3 documented faults with the high-voltage battery. The most important: faulty modules in the high-voltage battery with fire risk, overheating of the high-voltage battery cell modules when charging (plug-in hybrids) and overheating of the high-voltage battery cell modules when charging (plug-in hybrids). Each fault has its own page with the affected years and versions, the symptoms and the repair cost.
Which Audi models have the most problems with the high-voltage battery?
Audi Q7 4M (1 fault), Audi Q8 (1 fault) and Audi Q4 e-tron (1 fault).
Which Audi engines have faults with the high-voltage battery?
MEB (ID.3, ID.4, ID.7, ID.Buzz, Enyaq, Born, Q4 e-tron) (1 fault).