2021 · 3 years old at test · Petrol mostly

2021 Audi TT MOT pass rate and common faults

2,444 MOT tests in 2024. 90.2% passed first time, compared with 87.6% for all cars the same age.

103Above average
Passed first time90.2%
Failed or needed repairs9.8%
Typical mileage at test18,000

Most common reasons for failing

Share of all 2,444 tests where this item caused a failure.

  1. Tread depth below requirements of 1.6mm2.9%
    145 marked dangerous
  2. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.7%
  3. Tyres - condition: has ply or cords exposed1.2%
    60 marked dangerous
  4. SRS malfunction indicator lamp: warning lamp indicates a fault1.1%
  5. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.6%
    15 marked dangerous
  6. Registration plates: does not conform to the specified requirements0.5%
  7. Headlamp aim: too high0.4%
  8. Headlamp cleaning device: for LED or HID headlamp inoperative0.3%
  9. Wipers: does not clear the windscreen effectively0.2%
  10. Malfunction indicator lamp: inoperative or indicates a malfunction0.2%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Tyres7.3%
  2. Seat belts & airbags1.1%
  3. Lights & electrics1.1%
  4. Number plates & VIN0.8%
  5. Visibility (wipers, screen, mirrors)0.8%
  6. Brakes0.5%
  7. Emissions & leaks0.3%
  8. Suspension0.3%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm15.1%
  2. Non-component advisories: Nail in tyre4.3%
  3. Tyres - condition: has a tear, caused by separation or partial failure of its structure4.3%
  4. Brake discs: in such a condition that it is seriously weakened4.0%
  5. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.9%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: tread depth below requirements of 1.6mm. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

← 2020 TTAll TT years

Questions

What is the MOT pass rate for a 2021 Audi TT?

In 2024, 90.2% of 2021 Audi TT cars passed their MOT first time, across 2,444 tests. The average for all 3-year-old cars was 87.6%.

What are the most common MOT failures on a 2021 Audi TT?

The most common failure reasons were tread depth below requirements of 1.6mm; tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords; tyres - condition: has ply or cords exposed. The biggest problem area was tyres.

Is the 2021 Audi TT reliable at MOT time?

Its MOT Rank score is 103, which is above average for a car of its age (100 means exactly average).