Used car guide

2009 Hyundai I800: common problems and what to check

What gets flagged at MOT on 2009 Hyundai I800s, from 142 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 142 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

142MOT tests in 2025
47%pass first time (all 2009 cars: 58%)
7,400typical miles a year
2.8×the usual rate for headlights

What stands out

Parts flagged at MOT more often on 2009 Hyundai I800s than on all cars registered in 2009.

  • Headlights2.8× usual
    Hyundai I800
    23.2% All 2009 cars
    8.3%

    Failed outright at MOT: 5.6%, against 3.9% of all 2009 cars. The rest were advisories or minor defects.

    Rough price £40–£400 our estimate

    At the viewing: Check both headlights on dipped and full beam, and look for cloudy or cracked lenses.

By area

The share of 2009 Hyundai I800 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Lights and electrics
    58% 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
    57% 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.

  • Suspension
    53% 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.

  • 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.

  • Steering
    17% of testsRough price £100–£450

    At the viewing: On a straight road the steering wheel should sit straight. Feel for play or knocking when turning.

  • 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
20191,829Lights and electrics 27%
20181,181Lights and electrics 32%
20171,326Lights and electrics 37%
20161,017Lights and electrics 42%
2015153Brakes 43%
2014150Brakes 45%
2013199Brakes 42%
2012904Brakes 49%
2011478Suspension 47%
2010380Brakes 49%
2008100Suspension 48%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2009 Hyundai I800s registered in 2009. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score