Used car guide

2020 Audi A5: common problems and MOT failures

What MOT testers find on the Audi A5 first registered in 2020: we looked at the 4,815 MOTs these cars had during 2025. Plus known faults and what to look at before you buy one.

4,815MOTs of 2020 cars, done in 2025
87%pass first time (all 2020 cars: 86%)
8,400typical miles a year
59×the usual rate for coil springs

What goes wrong more than usual on a 2020 Audi A5?

Parts flagged at MOT more often on the 2020 Audi A5 than on all cars registered in 2020.

  • Coil springs59× usual
    Audi A5
    5.9% All 2020 cars
    0.1%

    Failed outright at MOT: 0.8%, against 0% of all 2020 cars. The rest were advisories or minor defects.

    Rough price £175–£400 (pair, one axle) ClickMechanic

    At the viewing: Look behind each wheel for a snapped spring coil, and listen for a clunk or twang when turning the wheel lock to lock with the car stopped.

Common 2020 Audi A5 MOT failures and advisories

The share of 2020 Audi A5 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    30% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Brakes
    13% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Suspension
    9% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Wipers, windscreen and mirrors
    4% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

  • Lights and electrics
    2% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Seats and seatbelts
    1% of testsRough price £80–£250

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

Known faults on the 2020 Audi A5

Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.

  • Eleven recalls

    All engines

    Recalls covered airbags and pre-tensioners, overheating coolant pumps, overheating air con units, fuel leaks, front suspension castings, towbar locks, water in the electronics of mild hybrids, and seat frames.

    At the viewing: Ask an Audi dealer to check the VIN for outstanding recalls.

    Source: Auto Express: used Audi A5 (Mk2, 2016-2024) buyer’s guide

  • Electrical glitches

    All engines

    Owners report infotainment crashes, windows opening when the indicator is used, and the electric parking brake not engaging.

    At the viewing: Test the screen, windows and parking brake.

    Source: Auto Express: used Audi A5 (Mk2, 2016-2024) buyer’s guide

Questions to ask the seller before buying a 2020 Audi A5

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Have all the recalls been done? Can an Audi dealer confirm from the VIN?
  2. Any recent work on the coil springs? (Flagged at MOT 59× as often on the 2020 Audi A5 as on other cars the same age.)
  3. Can I see the service history and receipts for any big jobs?

Looking at an Audi A5?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Audi A5 compared

YearMOT testsMost flagged
2026–Too new for MOT data
2025–Too new for MOT data
2024–Too new for MOT data
2023221Tyres 16%
20224,426Tyres 27%
20215,297Tyres 28%
20199,863Tyres 30%
201811,393Tyres 29%
201713,804Tyres 27%
20168,258Tyres 34%
201510,199Tyres 33%
201410,463Tyres 33%
201310,364Tyres 34%
20128,915Tyres 35%
20119,195Suspension 40%
20109,427Suspension 41%
20095,342Suspension 41%
20083,486Suspension 47%
20071,156Suspension 45%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2025, counting the MOTs of Audi A5 cars first registered in 2020. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score