2009 Peugeot 407: common problems and what to check
What gets flagged at MOT on 2009 Peugeot 407s, from 988 tests in 2025, plus known faults and what to look at before you buy one.
What stands out
Parts flagged at MOT more often on 2009 Peugeot 407s than on all cars registered in 2009.
- Drive shaft (CV) joints4.5× usualPeugeot 40723.7% All 2009 cars5.3%
Failed outright at MOT: 14.3%, against 2.4% of all 2009 cars. The rest were advisories or minor defects.
Rough price £60–£350 our estimateAt the viewing: Drive slowly on full steering lock in both directions and listen for clicking. Look for split rubber boots behind the front wheels.
- Anti-roll bar link joints3× usualPeugeot 40712.6% All 2009 cars4.2%
Failed outright at MOT: 2.5%, against 1.6% of all 2009 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Engine oil leaks1.8× usualPeugeot 40718.3% All 2009 cars10.4%
Failed outright at MOT: 0.5%, against 0.3% of all 2009 cars. The rest were advisories or minor defects.
Rough price £80–£600 our estimateAt the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.
- Ball joint1.9× usualPeugeot 40712.7% All 2009 cars6.6%
Failed outright at MOT: 4.3%, against 3.4% of all 2009 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Braking performance1.8× usualPeugeot 40711.5% All 2009 cars6.4%
Failed outright at MOT: 3.4%, against 2.4% of all 2009 cars. The rest were advisories or minor defects.
Rough price £100–£350 our estimateAt the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.
Exhaust system: 2.2% here, against 8.4% of all 2009 cars. Shock absorbers: 3.2% here, against 7.5% of all 2009 cars.
By area
The share of 2009 Peugeot 407 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Suspension42% 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.
- Lights and electrics40% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Tyres39% 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.
- Brakes38% 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.
- Driveshafts and joints24% of testsRough price £60–£350
At the viewing: On full steering lock, drive slowly and listen for clicking from the front wheels.
- Oil and fluid leaks19% 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
| Year | MOT tests | Most flagged |
|---|---|---|
| 2010 | 928 | Suspension 41% |
| 2008 | 908 | Lights and electrics 41% |
| 2007 | 1,329 | Suspension 43% |
| 2006 | 1,332 | Suspension 48% |
| 2005 | 806 | Suspension 48% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2009 Peugeot 407s registered in 2009. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score