2020 Audi TT: common problems and MOT failures

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

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

• Nail or damage in a tyre1.7× usual
  Audi TT

  3.5% All 2020 cars

  2.1%

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

  Rough price £70–£150 our estimate

  At the viewing: Check the tread on all four tyres, including the inside edges. Uneven wear can point to tracking or suspension problems.

Common 2020 Audi TT MOT failures and advisories

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

• Tyres
  27% 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
  10% 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.

• Wipers, windscreen and mirrors
  3% 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.

• Suspension
  2% 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.

Known faults on the 2020 Audi TT

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.

• Airbag recalls

  Some cars

  Recalls covered front airbag gas generators that could burst and curtain airbags that might not protect properly.

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

  Source: What Car?: used Audi TT (2014-2024) reliability

• Air con faults

  All engines

  7% of cars in What Car?'s 2025 survey had an air con fault.

  At the viewing: Make sure it blows properly cold.

  Source: What Car?: used Audi TT (2014-2024) reliability

• Worn seat bolsters and squeaky brakes (early cars)

  Earlier cars

  Earlier cars can have worn leather seat bolsters and squeaky front brake pads.

  At the viewing: Look at the seat edges and listen when braking.

  Source: What Car?: used Audi TT (2014-2024) reliability

Questions to ask the seller before buying a 2020 Audi TT

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

1. Have the airbag recalls been done?
2. Any recent work on the nail or damage in a tyre? (Flagged at MOT 1.7× as often on the 2020 Audi TT as on other cars the same age.)
3. Can I see the service history and receipts for any big jobs?