Used car guide

2003 Citroen C8 diesel: common problems and MOT failures

What MOT testers find on the diesel Citroen C8 first registered in 2003 (diesel cars only): we looked at the 100 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

Small sample: there were only 100 MOTs of these cars during 2023–2025, so treat the percentages as rough. The known faults below don't depend on it.

100MOTs of 2003 diesel cars, done in 2023–2025
55%pass first time (all 2003 cars: 57%)
5,600typical miles a year
47%had suspension flagged

Common 2003 Citroen C8 diesel MOT failures and advisories

The share of 2003 Citroen C8 diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    47% 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.

  • Brakes
    33% 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
    33% 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
    33% 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 leaks
    23% 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.

  • Driveshafts and joints
    20% of testsRough price £60–£350

    At the viewing: On full steering lock, drive slowly and listen for clicking from the front wheels.

Questions to ask the seller before buying a 2003 Citroen C8 diesel

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Can I see the service history and receipts for any big jobs?

Looking at a Citroen C8?

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Other years

Every year of the Citroen C8 compared

YearMOT testsMost flagged
2010112Suspension 47%
2009403Brakes 45%
2008528Suspension 45%
2007708Suspension 50%
2006488Suspension 49%
2005409Brakes 48%
2004219Suspension 52%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Citroen C8 cars first registered in 2003. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score