2018 · 6 years old at test · Petrol mostly

2018 Audi TT MOT pass rate and common faults

4,080 MOT tests in 2024. 89.8% passed first time, compared with 82.5% for all cars the same age.

109Well above average
Passed first time89.8%
Failed or needed repairs10.2%
Typical mileage at test37,000

Most common reasons for failing

Share of all 4,080 tests where this item caused a failure.

  1. Tread depth below requirements of 1.6mm2.7%
    192 marked dangerous
  2. Brake pads: less than 1.5 mm thick1.1%
    62 marked dangerous
  3. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.1%
  4. Tyres - condition: has ply or cords exposed1.0%
    58 marked dangerous
  5. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.6%
    39 marked dangerous
  6. Headlamp aim: too high0.5%
  7. Registration plate lamp(s): inoperative in the case of a single lamp or all lamps0.4%
  8. Tyres - condition: has a lump, caused by separation or partial failure of its structure0.4%
    26 marked dangerous
  9. Wipers: does not clear the windscreen effectively0.3%
  10. Headlamp cleaning device: for LED or HID headlamp inoperative0.3%

Problem areas

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

  1. Tyres6.5%
  2. Lights & electrics2.1%
  3. Brakes1.8%
  4. Visibility (wipers, screen, mirrors)1.0%
  5. Emissions & leaks0.5%
  6. Number plates & VIN0.2%
  7. Suspension0.2%
  8. Seat belts & airbags0.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm15.2%
  2. Brake pads: less than 1.5 mm thick9.5%
  3. Brake discs: in such a condition that it is seriously weakened7.7%
  4. Tyres - condition: has a tear, caused by separation or partial failure of its structure5.5%
  5. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.6%

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.

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Questions

What is the MOT pass rate for a 2018 Audi TT?

In 2024, 89.8% of 2018 Audi TT cars passed their MOT first time, across 4,080 tests. The average for all 6-year-old cars was 82.5%.

What are the most common MOT failures on a 2018 Audi TT?

The most common failure reasons were tread depth below requirements of 1.6mm; brake pads: less than 1.5 mm thick; tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords. The biggest problem area was tyres.

Is the 2018 Audi TT reliable at MOT time?

Its MOT Rank score is 109, which is well above average for a car of its age (100 means exactly average).