Used car guide

2004 Citroen C2 petrol: common problems and MOT failures

What MOT testers find on the petrol Citroen C2 first registered in 2004 (petrol cars only): we looked at the 3,481 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

3,481MOTs of 2004 petrol cars, done in 2023–2025
50%pass first time (all 2004 cars: 57%)
4,200typical miles a year
4.5×the usual rate for side repeaters

What goes wrong more than usual on a 2004 Citroen C2 petrol?

Parts flagged at MOT more often on the 2004 Citroen C2 petrol than on all cars registered in 2004.

  • Side repeaters4.5× usual
    Citroen C2
    8.5% All 2004 cars
    1.9%

    Failed outright at MOT: 4.6%, against 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, including brake lights and indicators, while you operate them.

  • Rust around suspension or steering mountings2× usual
    Citroen C2
    12.3% All 2004 cars
    6.1%

    Failed outright at MOT: 8.7%, against 2.9% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £100–£450 our estimate

    At the viewing: On a straight road the steering wheel should sit straight. Listen for knocks when turning, and check the steering feels even.

  • Exhaust system1.6× usual
    Citroen C2
    15.9% All 2004 cars
    9.7%

    Failed outright at MOT: 4.3%, against 2.8% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £100–£500 (pipe or section) ClickMechanic

    At the viewing: Listen for blowing or rattling from underneath at idle, and look for black soot around joints.

  • Individual direction indicators2.4× usual
    Citroen C2
    8.2% All 2004 cars
    3.4%

    Failed outright at MOT: 3.6%, against 1.5% 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.

  • Brakes pulling to one side2.3× usual
    Citroen C2
    4.2% All 2004 cars
    1.8%

    Failed outright at MOT: 3.5%, against 1.3% of all 2004 cars. The rest were advisories or minor defects.

    Rough price £100–£350 our estimate

    At the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.

Common 2004 Citroen C2 petrol MOT failures and advisories

The share of 2004 Citroen C2 petrol 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.

  • Lights and electrics
    42% of testsRough price £10–£80

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

  • Brakes
    36% 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
    34% 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 emissions
    17% 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 an engine warning light.

  • Oil and fluid leaks
    15% 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.

Questions to ask the seller before buying a 2004 Citroen C2 petrol

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

  1. Any recent work on the side repeaters? (Flagged at MOT 4.5× as often on the 2004 Citroen C2 petrol as on other cars the same age.)
  2. Any recent work on the rust around suspension or steering mountings? (Flagged at MOT 2× as often on the 2004 Citroen C2 petrol as on other cars the same age.)
  3. Any recent work on the exhaust system? (Flagged at MOT 1.6× as often on the 2004 Citroen C2 petrol as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at a Citroen C2?

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

Other years

Every year of the Citroen C2 compared

YearMOT testsMost flagged
2010809Suspension 44%
20096,405Suspension 45%
20085,279Suspension 44%
20075,954Suspension 46%
20065,122Suspension 47%
20055,030Suspension 50%
2003400Suspension 43%

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 C2 cars first registered in 2004. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score