2013 MG 6 petrol: common problems and MOT failures
What MOT testers find on the petrol MG 6 first registered in 2013 (petrol cars only): we looked at the 523 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.
What goes wrong more than usual on a 2013 MG 6 petrol?
Parts flagged at MOT more often on the 2013 MG 6 petrol than on all cars registered in 2013.
- Rigid brake pipes6.9× usualMG 628.3% All 2013 cars4.1%
Failed outright at MOT: 9.2%, against 0.6% of all 2013 cars. The rest were advisories or minor defects.
Rough price £100–£400 our estimateAt 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.
- Suspension arm12.4× usualMG 616.1% All 2013 cars1.3%
Failed outright at MOT: 5%, against 0.1% of all 2013 cars. The rest were advisories or minor defects.
Rough price £120–£180 (one arm) ClickMechanicAt the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.
- Anti-roll bar link joints6.8× usualMG 613% All 2013 cars1.9%
Failed outright at MOT: 6.1%, against 0.7% of all 2013 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Ball joint3.3× usualMG 614.9% All 2013 cars4.5%
Failed outright at MOT: 7.8%, against 2.6% of all 2013 cars. The rest were advisories or minor defects.
Rough price £60–£150 (one joint) ClickMechanicAt the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.
- Sub-frame4.8× usualMG 611.5% All 2013 cars2.4%
Failed outright at MOT: 0%, against 0.1% of all 2013 cars. The rest were advisories or minor defects.
Rough price £300–£1,000 our estimateAt the viewing: Look underneath at the frame the suspension bolts to. Flaky rust or holes are expensive to fix.
Common 2013 MG 6 petrol MOT failures and advisories
The share of 2013 MG 6 petrol MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Suspension48% 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.
- Brakes43% 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.
- Tyres34% 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 electrics29% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Wipers, windscreen and mirrors8% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
- Exhaust and emissions5% 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.
Questions to ask the seller before buying a 2013 MG 6 petrol
Ask before you travel to see it. A seller who knows the car will have answers, and receipts.
- Any recent work on the rigid brake pipes? (Flagged at MOT 6.9× as often on the 2013 MG 6 petrol as on other cars the same age.)
- Any recent work on the suspension arm? (Flagged at MOT 12.4× as often on the 2013 MG 6 petrol as on other cars the same age.)
- Any recent work on the anti-roll bar link joints? (Flagged at MOT 6.8× as often on the 2013 MG 6 petrol as on other cars the same age.)
- Can I see the service history and receipts for any big jobs?
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
Every year of the MG 6 compared
| Year | MOT tests | Most flagged |
|---|---|---|
| 2016 | 905 | Brakes 39% |
| 2015 | 1,148 | Brakes 43% |
| 2014 | 1,162 | Brakes 44% |
| 2012 | 1,312 | Suspension 48% |
| 2011 | 513 | Suspension 54% |
Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of MG 6 cars first registered in 2013. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score