Problems with the hybrid system on Audi: affected models and engines
In 5 models from Audi there are 5 documented faults with the hybrid system. The most important: overheating of the high-voltage battery cell modules when charging (plug-in hybrids), overheating of the high-voltage battery cell modules when charging (plug-in hybrids) and belt-driven alternator-starter on the 2.0 TFSI mild hybrid with fire risk.
Documented faults, from most to least important
Severity × frequency. Below each one, the Audi models it appears in.
By Audi model
Open yours to see only the faults that affect it, by engine and by year.
Frequently asked questions
What faults with the hybrid system do Audi cars have?
In 5 models from Audi there are 5 documented faults with the hybrid system. The most important: overheating of the high-voltage battery cell modules when charging (plug-in hybrids), overheating of the high-voltage battery cell modules when charging (plug-in hybrids) and belt-driven alternator-starter on the 2.0 TFSI mild hybrid with fire risk. 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 hybrid system?
Audi Q7 4M (1 fault), Audi A5 II (1 fault), Audi A7 C8 (1 fault) and Audi Q8 (1 fault).