Used car guide

2011 MG 6: common problems and what to check

What gets flagged at MOT on 2011 MG 6s, from 131 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 131 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

131MOT tests in 2025
58%pass first time (all 2011 cars: 61%)
5,900typical miles a year
5×the usual rate for rigid brake pipes

What stands out

Parts flagged at MOT more often on 2011 MG 6s than on all cars registered in 2011.

  • Rigid brake pipes5× usual
    MG 6
    30.5% All 2011 cars
    6.1%

    Failed outright at MOT: 9.9%, against 1% of all 2011 cars. The rest were advisories or minor defects.

    Rough price £100–£400 our estimate

    At the viewing: Ask to see underneath, or check the MOT advisories: corroded brake or fuel pipes get worse every year and fail the MOT when they do.

By area

The share of 2011 MG 6 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    51% 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
    44% 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.

  • Lights and electrics
    43% 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
    39% 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.

  • Rust and bodywork
    9% of testsRough price £150–£1,000

    At the viewing: Check the sills, wheel arches and underneath for rust, and look along the panels for uneven gaps or paint.

  • Wipers, windscreen and mirrors
    9% of testsRough price £15–£250

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

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Other years

YearMOT testsMost flagged
2016276Brakes 39%
2015329Brakes 43%
2014331Suspension 47%
2013177Suspension 45%
2012329Suspension 57%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2011 MG 6s registered in 2011. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score