2017 · 7 years old at test · Diesel mostly

2017 Audi A8 MOT pass rate and common faults

656 MOT tests in 2024. 91.6% passed first time, compared with 79.8% for all cars the same age.

115Well above average
Passed first time91.6%
Failed or needed repairs8.4%
Typical mileage at test64,000

Most common reasons for failing

Share of all 656 tests where this item caused a failure.

  1. Malfunction indicator lamp: inoperative or indicates a malfunction1.7%
  2. Tread depth below requirements of 1.6mm1.4%
    16 marked dangerous
  3. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.2%
  4. Tyres - condition: has ply or cords exposed1.1%
    11 marked dangerous
  5. Tyres - condition: has a lump, caused by separation or partial failure of its structure0.5%
    3 marked dangerous
  6. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.3%
    2 marked dangerous
  7. SRS malfunction indicator lamp: warning lamp indicates a fault0.3%
  8. Registration plates: does not conform to the specified requirements0.3%
  9. Tyres - condition: has a tear, caused by separation or partial failure of its structure0.3%
    3 marked dangerous

Problem areas

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

  1. Tyres5.2%
  2. Emissions & leaks2.6%
  3. Brakes0.8%
  4. Visibility (wipers, screen, mirrors)0.8%
  5. Number plates & VIN0.5%
  6. Seat belts & airbags0.3%
  7. Steering0.3%
  8. Lights & electrics0.3%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm10.2%
  2. Brake pads: less than 1.5 mm thick4.3%
  3. Brake discs: in such a condition that it is seriously weakened3.0%
  4. Brake discs: significantly and obviously worn2.9%
  5. Tyres - condition: has a tear, caused by separation or partial failure of its structure2.7%

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: malfunction indicator lamp: inoperative or indicates a malfunction. 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 2017 Audi A8?

In 2024, 91.6% of 2017 Audi A8 cars passed their MOT first time, across 656 tests. The average for all 7-year-old cars was 79.8%.

What are the most common MOT failures on a 2017 Audi A8?

The most common failure reasons were malfunction indicator lamp: inoperative or indicates a malfunction; 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. The biggest problem area was tyres.

Is the 2017 Audi A8 reliable at MOT time?

Its MOT Rank score is 115, which is well above average for a car of its age (100 means exactly average).