2008 · 16 years old at test · Petrol mostly

2008 Aston Martin DB9 MOT pass rate and common faults

458 MOT tests in 2024. 89.5% passed first time, compared with 56.9% for all cars the same age.

157Well above average
Passed first time89.5%
Failed or needed repairs10.5%
Typical mileage at test40,000

Most common reasons for failing

Share of all 458 tests where this item caused a failure.

  1. Position lamp: not working2.4%
  2. Tyres - condition: has ply or cords exposed0.9%
    5 marked dangerous
  3. Road Wheels - condition: fractured0.9%
    7 marked dangerous
  4. Coil spring: fractured or broken0.9%
  5. Service brake performance: excessively binding0.7%
  6. Shock absorbers: has a serious fluid leak0.7%
  7. Headlamp aim: too high0.7%
  8. Headlamp aim: too far to the right0.4%
  9. Wipers: does not clear the windscreen effectively0.4%

Problem areas

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

  1. Lights & electrics6.1%
  2. Suspension1.7%
  3. Brakes1.5%
  4. Tyres1.3%
  5. Visibility (wipers, screen, mirrors)1.1%
  6. Wheels0.9%
  7. Number plates & VIN0.9%
  8. Emissions & leaks0.7%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tyres - condition: has a tear, caused by separation or partial failure of its structure5.7%
  2. Shock absorbers: has a serious fluid leak5.0%
  3. Tread depth below requirements of 1.6mm4.4%
  4. Brake pads: less than 1.5 mm thick4.1%
  5. Rigid brake pipes: excessively corroded2.4%

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: position lamp: not working. 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 2008 Aston Martin DB9?

In 2024, 89.5% of 2008 Aston Martin DB9 cars passed their MOT first time, across 458 tests. The average for all 16-year-old cars was 56.9%.

What are the most common MOT failures on a 2008 Aston Martin DB9?

The most common failure reasons were position lamp: not working; tyres - condition: has ply or cords exposed; road wheels - condition: fractured. The biggest problem area was lights & electrics.

Is the 2008 Aston Martin DB9 reliable at MOT time?

Its MOT Rank score is 157, which is well above average for a car of its age (100 means exactly average).