2009 · 15 years old at test · Petrol mostly

2009 Aston Martin DB9 MOT pass rate and common faults

229 MOT tests in 2024. 90.4% passed first time, compared with 58.4% for all cars the same age.

155Well above average
Passed first time90.4%
Failed or needed repairs9.6%
Typical mileage at test36,000

Most common reasons for failing

Share of all 229 tests where this item caused a failure.

  1. Malfunction indicator lamp: inoperative or indicates a malfunction2.6%
  2. Headlamp aim: too low2.2%
  3. Position lamp: not working0.9%
  4. Washers: not working0.9%
  5. Wipers: does not clear the windscreen effectively0.9%
  6. Rear fog lamp: adversely affected by the operation of another lamp0.4%
  7. Door condition: cannot be opened from inside the vehicle0.4%
  8. Seat belts - condition: retracting mechanism defective0.4%
  9. Parking brake performance: inoperative on one side0.4%

Problem areas

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

  1. Lights & electrics4.8%
  2. Emissions & leaks2.6%
  3. Brakes2.2%
  4. Visibility (wipers, screen, mirrors)1.7%
  5. Number plates & VIN1.3%
  6. Seat belts & airbags0.9%
  7. Tyres0.9%
  8. Body & chassis0.4%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm7.0%
  2. Tyres - condition: has a tear, caused by separation or partial failure of its structure5.7%
  3. Brake pads: less than 1.5 mm thick4.4%
  4. Shock absorbers: has a serious fluid leak3.1%
  5. Brake discs: in such a condition that it is seriously weakened1.7%

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 2009 Aston Martin DB9?

In 2024, 90.4% of 2009 Aston Martin DB9 cars passed their MOT first time, across 229 tests. The average for all 15-year-old cars was 58.4%.

What are the most common MOT failures on a 2009 Aston Martin DB9?

The most common failure reasons were malfunction indicator lamp: inoperative or indicates a malfunction; headlamp aim: too low; position lamp: not working. The biggest problem area was lights & electrics.

Is the 2009 Aston Martin DB9 reliable at MOT time?

Its MOT Rank score is 155, which is well above average for a car of its age (100 means exactly average).