Used car guide

2016 MG 6: common problems and what to check

What gets flagged at MOT on 2016 MG 6s, from 276 tests in 2025, plus known faults and what to look at before you buy one.

Small sample: only 276 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.

276MOT tests in 2025
69%pass first time (all 2016 cars: 75%)
7,000typical miles a year
2.2×the usual rate for brake pads

What stands out

Parts flagged at MOT more often on 2016 MG 6s than on all cars registered in 2016.

  • Brake pads2.2× usual
    MG 6
    22.5% All 2016 cars
    10.2%

    Failed outright at MOT: 5.4%, against 2.1% of all 2016 cars. The rest were advisories or minor defects.

    Rough price £75–£175 (one axle) ClickMechanic

    At the viewing: Listen for squealing or grinding when braking, and look through the wheel at how much pad is left.

By area

The share of 2016 MG 6 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Brakes
    39% 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
    37% 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.

  • Suspension
    24% 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
    22% 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
    7% 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.

  • Wipers, windscreen and mirrors
    3% of testsRough price £15–£250

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

Looking at an MG 6?

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

Other years

YearMOT testsMost flagged
2015329Brakes 43%
2014331Suspension 47%
2013177Suspension 45%
2012329Suspension 57%
2011131Suspension 51%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2016 MG 6s registered in 2016. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score