Used car guide

2004 BMW X3: common problems and what to check

What gets flagged at MOT on 2004 BMW X3s, from 1,719 tests in 2025, plus known faults and what to look at before you buy one.

1,719MOT tests in 2025
63%pass first time (all 2004 cars: 58%)
5,800typical miles a year
2.5×the usual rate for engine oil leaks

What stands out

Parts flagged at MOT more often on 2004 BMW X3s than on all cars registered in 2004.

  • Engine oil leaks2.5× usual
    BMW X3
    40.1% All 2004 cars
    15.8%

    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 estimate

    At the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.

  • Link ball joint covers2.8× usual
    BMW X3
    7.9% All 2004 cars
    2.8%

    Failed outright at MOT: 4.1%, against 1.5% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £60–£150 (one joint) ClickMechanic

    At the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.

  • Engine warning light2.2× usual
    BMW X3
    6.9% All 2004 cars
    3.1%

    Failed outright at MOT: 6.9%, against 3.1% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £10–£80 our estimate

    At the viewing: Ask a friend to check every light while you work the switches: indicators, brake lights, fog lights and reversing lights.

  • Transmission oil leaks1.9× usual
    BMW X3
    3.3% All 2004 cars
    1.7%

    Failed outright at MOT: 0.1%, against 0% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £80–£600 our estimate

    At the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.

Better than most

Exhaust system: 3.5% here, against 9.7% of all 2004 cars. Braking performance: 3.3% here, against 6.9% of all 2004 cars.

By area

The share of 2004 BMW X3 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Oil and fluid leaks
    42% 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.

  • Suspension
    41% 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 electrics
    32% of testsRough price £10–£80

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

  • Tyres
    32% 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.

  • Brakes
    28% 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 mirrors
    14% of testsRough price £15–£250

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

Looking at a BMW X3?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

YearMOT testsMost flagged
20227,442Tyres 21%
202110,679Tyres 23%
20207,575Tyres 23%
201915,680Tyres 24%
20188,148Tyres 25%
20178,054Tyres 26%
20168,948Tyres 27%
20157,025Tyres 26%
20146,052Tyres 28%
20137,109Tyres 28%
20126,659Suspension 29%
20113,844Suspension 30%
2010818Suspension 31%
20091,181Suspension 31%
20081,257Suspension 33%
20071,787Suspension 40%
20062,382Suspension 40%
20052,022Suspension 45%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2004 BMW X3s registered in 2004. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score