Model directory 
Audi: common problems and service schedules by model
23 verified faults across 4 models, from Brimly's Vehicle Knowledge Base — each checked by a human before publication. Below is every Audi model with its most serious known faults; open one for its problems by generation, the mileage they appear at and its service schedule.
- A3 Watch for:
- 1.5 TFSI low-speed hesitation
- Infotainment / MMI software glitches
- Q3 Watch for:
- 1.5 TFSI low-speed hesitation
- 2.0 TDI DPF/EGR clogging + AdBlue
- Q5 Watch for:
- 2.0 TDI DPF/EGR clogging + AdBlue
- EA888 Gen3B oil use & intake carbon
- A4 Watch for:
- EA888 Gen3B oil consumption
- 2.0 TDI DPF/EGR clogging on short trips
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