2004 MINI hatch: common problems and what to check
What gets flagged at MOT on 2004 MINI hatchs, from 14,556 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 2004 MINI hatchs than on all cars registered in 2004.
- Engine oil leaks2.4× usualMINI hatch37.4% All 2004 cars15.8%
Failed outright at MOT: 0.7%, against 0.4% of all 2004 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.
- Rigid brake pipes1.8× usualMINI hatch31% All 2004 cars17.1%
Failed outright at MOT: 4.9%, against 2.7% of all 2004 cars. The rest were advisories or minor defects.
Rough price £100–£400 our estimateAt the viewing: Ask to see underneath, or check the MOT advisories: corroded brake or fuel pipes get worse every year and fail the MOT when they do.
- Sub-frame1.9× usualMINI hatch11.9% All 2004 cars6.2%
Failed outright at MOT: 0.2%, against 0.3% of all 2004 cars. The rest were advisories or minor defects.
Rough price £300–£1,000 our estimateAt the viewing: Look underneath at the frame the suspension bolts to. Flaky rust or holes are expensive to fix.
- Braking performance1.7× usualMINI hatch11.8% All 2004 cars6.9%
Failed outright at MOT: 3.4%, against 2.7% of all 2004 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.
- Power steering pipes and hoses6.1× usualMINI hatch5.5% All 2004 cars0.9%
Failed outright at MOT: 0.4%, against 0.1% of all 2004 cars. The rest were advisories or minor defects.
Rough price £100–£400 our estimateAt the viewing: Ask to see underneath, or check the MOT advisories: corroded brake or fuel pipes get worse every year and fail the MOT when they do.
Rust around suspension or steering mountings: 2.3% here, against 6.6% of all 2004 cars.
By area
The share of 2004 MINI hatch MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Brakes52% 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.
- Suspension46% 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.
- Oil and fluid leaks40% 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.
- Tyres31% 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.
- Exhaust and emissions14% of testsRough price £100–£1,200
At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2014 | 524 | Tyres 28% |
| 2013 | 18,658 | Tyres 31% |
| 2012 | 21,691 | Tyres 31% |
| 2011 | 24,773 | Lights and electrics 32% |
| 2010 | 28,646 | Lights and electrics 34% |
| 2009 | 25,480 | Suspension 36% |
| 2008 | 22,450 | Suspension 40% |
| 2007 | 20,965 | Suspension 40% |
| 2006 | 17,689 | Brakes 49% |
| 2005 | 18,190 | Brakes 53% |
| 2003 | 10,100 | Brakes 52% |
| 2002 | 6,338 | Brakes 52% |
| 2001 | 1,449 | Brakes 54% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2004 MINI hatchs registered in 2004. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score