Used car guide

2003 SEAT Arosa: common problems and what to check

What gets flagged at MOT on 2003 SEAT Arosas, from 398 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 398 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

398MOT tests in 2025
57%pass first time (all 2003 cars: 59%)
3,500typical miles a year
1.9×the usual rate for exhaust system

What stands out

Parts flagged at MOT more often on 2003 SEAT Arosas than on all cars registered in 2003.

  • Exhaust system1.9× usual
    SEAT Arosa
    18.6% All 2003 cars
    9.7%

    Failed outright at MOT: 3.8%, against 2.6% of all 2003 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.

By area

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

  • Suspension
    48% 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
    37% 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
    36% 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
    35% of testsRough price £10–£80

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

  • Exhaust and emissions
    21% 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.

  • Oil and fluid leaks
    16% 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

YearMOT testsMost flagged
2004480Suspension 50%
2002303Suspension 55%
2001197Suspension 46%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2003 SEAT Arosas registered in 2003. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score