1999 · 25 years old at test · Petrol mostly

1999 Audi TT MOT pass rate and common faults

324 MOT tests in 2024. 55.6% passed first time, compared with 63.3% for all cars the same age.

88Well below average
Passed first time55.6%
Failed or needed repairs44.4%
Typical mileage at test123,000

Most common reasons for failing

Share of all 324 tests where this item caused a failure.

  1. Suspension arms - pins and bushes: pin or bush excessively worn5.9%
  2. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits5.6%
  3. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt5.6%
  4. Position lamp: not working4.6%
  5. Coil spring: fractured or broken4.6%
  6. Rigid brake pipes: excessively corroded4.6%
  7. Steering rack: gaiter missing or no longer prevents the ingress of dirt3.7%
  8. Suspension arms - ball joint: ball joint excessively worn3.4%
  9. Emissions not tested: unable to be completed3.4%
  10. Wipers: does not clear the windscreen effectively3.1%

Problem areas

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

  1. Lights & electrics30.6%
  2. Brakes26.2%
  3. Suspension23.5%
  4. Emissions & leaks18.2%
  5. Body & chassis13.3%
  6. Steering9.0%
  7. Visibility (wipers, screen, mirrors)8.6%
  8. Tyres5.9%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Rigid brake pipes: excessively corroded22.8%
  2. Engine oil leaks: leaking excessively from engine21.9%
  3. Brake discs: in such a condition that it is seriously weakened21.3%
  4. Suspension arms - pins and bushes: pin or bush excessively worn18.8%
  5. Tread depth below requirements of 1.6mm16.0%

What this means if you are buying one

This model year fails more often than most cars its age, so budget for repairs and check the history carefully. Before buying, check the area that fails most: suspension arms - pins and bushes: pin or bush excessively worn. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

All TT years2000 TT →

Questions

What is the MOT pass rate for a 1999 Audi TT?

In 2024, 55.6% of 1999 Audi TT cars passed their MOT first time, across 324 tests. The average for all 25-year-old cars was 63.3%.

What are the most common MOT failures on a 1999 Audi TT?

The most common failure reasons were suspension arms - pins and bushes: pin or bush excessively worn; catalyst emissions: lambda reading after 2nd fast idle outside specified limits; joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt. The biggest problem area was lights & electrics.

Is the 1999 Audi TT reliable at MOT time?

Its MOT Rank score is 88, which is well below average for a car of its age (100 means exactly average).