Used car guide

2005 Aston Martin DB9: common problems and what to check

What gets flagged at MOT on 2005 Aston Martin DB9s, from 991 tests in 2025, plus known faults and what to look at before you buy one.

991MOT tests in 2025
90%pass first time (all 2005 cars: 58%)
2,200typical miles a year
12%had brakes flagged

What gets flagged at MOT

The share of 2005 Aston Martin DB9 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Brakes
    12% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Tyres
    11% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Lights and electrics
    7% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Suspension
    5% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Wipers, windscreen and mirrors
    4% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

  • Oil and fluid leaks
    2% of testsRough price £80–£600

    At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

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Other years

YearMOT testsMost flagged
2007628Tyres 13%
2006580Brakes 15%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2005 Aston Martin DB9s registered in 2005. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score