Audi RS4 common problems and MOT failures
What goes wrong on a used Audi RS4, year by year: known faults from UK buying guides, the parts flagged at MOT more than on other cars (from 5,240 MOTs done during 2023–2025), and what to check before you buy one.
Pick the year
Most years have their own guide. The year is when the car was first registered (it’s on the logbook, or check the reg below).
202520242023202220212020201920182015201420132012200820072006200220012000
What usually goes wrong with an Audi RS4?
We haven’t found widely reported faults for the Audi RS4 in the UK buying guides we use yet. That doesn’t mean it has none, so check the car carefully and look at the MOT weak spots below.
Audi RS4 MOT pass rate by year
Of the years since 2005 with plenty of MOT tests, the 2006 Audi RS4 did best (82% passed first time, 26 points above all 2006 cars) and the 2020 did worst (90%, 3 points above all 2020 cars). Older cars fail more, so compare each year with all cars registered the same year.
Looking at an Audi RS4?
Check the actual car: its own MOT history and what to ask the seller. Free, no sign-up.
Where this comes from: MOT figures are the DVSA’s anonymised results for every MOT test done in Great Britain during 2023–2025, grouped by the year each car was first registered. How many are on the road is from the Department for Transport’s vehicle licensing statistics. Known faults are from UK buying guides, in our own words, with links. How we score