2016 Aston Martin DB9: common problems and what to check
What gets flagged at MOT on 2016 Aston Martin DB9s, from 163 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 163 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.
What gets flagged at MOT
The share of 2016 Aston Martin DB9 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Tyres10% 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.
- Brakes5% 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.
- Wipers, windscreen and mirrors1% 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 leaks1% 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.
- Lights and electrics1% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2015 | 200 | Tyres 14% |
| 2014 | 169 | Tyres 17% |
| 2013 | 168 | Tyres 20% |
| 2010 | 183 | Tyres 16% |
| 2009 | 223 | Tyres 12% |
| 2008 | 463 | Tyres 15% |
| 2007 | 628 | Tyres 13% |
| 2006 | 580 | Tyres 15% |
| 2005 | 991 | Brakes 12% |
| 2004 | 251 | Tyres 14% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2016 Aston Martin DB9s registered in 2016. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score