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Common problems by part

MG MGF body and structure problems

DVSA MOT tests 2022–2025 · 4,575 MOT tests · Updated

At 24 years, 3.3 in 100 MOT tests of the MG MGF failed on body and structure, against 9.4 for all class 4 vehicles the same age (all test years; 4,575 MOT tests) [1].

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  • Against all class 4 vehicles the same age: about average for all class 4 vehicles the same age (all test years), 150 MOT tests with a fail
  • By age: seen at 5 ages from 21 to 25 years, 17,499 MOT tests
  • Most common fail: Exhaust system: has a major leak of exhaust gases, 1.2 per 100 MOT tests

Figures are for the model as a whole, not for one car.

What the MOT tests show

What we know

3.3 fails per 100 MOT tests at 24 years, against 9.4 for all class 4 vehicles tested at 24 (all test years). That is about average.

Why it matters

A body and structure fail stops the car passing until it is fixed; the most common one is rated major by DVSA.

What to check

Look under the sills, jacking points and rear subframe for rot, bubbling or fresh underseal over a repair, and check every door, bonnet and boot shuts properly.

MG MGF body and structure fails by age

MG MGF body and structure fails per 100 MOT tests by ageSolid line: the MG MGF. Dashed line: all cars the same age. The table below lists every value.051021 years: 3.9 per 100 (all cars 9.3), 2,182 MOT tests2122 years: 2.8 per 100 (all cars 9.4), 3,231 MOT tests2223 years: 3.5 per 100 (all cars 9.5), 3,923 MOT tests2324 years: 3.3 per 100 (all cars 9.4), 4,575 MOT tests2425 years: 3.1 per 100 (all cars 9.3), 3,588 MOT tests25
Fails per 100 MOT tests by age, all first-use years pooled. MG MGF All class 4 vehicles the same age Shaded: over 18 years, survivors only.
AgeMOT testsFails per 100All class 4 vehicles the same age
21*2,1823.99.3
22*3,2312.89.4
23*3,9233.59.5
24*4,5753.39.4
25*3,5883.19.3

All first-use years of the MG MGF pooled at each age, against all class 4 vehicles at that age over all 2022–2025 test years. * Only survivors are still tested at this age.

What fails in the body and structure at 24 years

Fails

Advisories (not fails)

Replace leaking exhaust section cost

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How to check on a test drive

Look under the sills, jacking points and rear subframe for rot, bubbling or fresh underseal over a repair, and check every door, bonnet and boot shuts properly.

The most common advisory here in MOT records: Exhaust system: has a minor leak of exhaust gases.

Check one MG MGF, not the average

The figures here describe MG MGF cars as a group. These free tools answer for one car. Each line says what the tool reads.

Other MG MGF problems

Body and structure on rival models

Questions people ask

Does the MG MGF have more body and structure problems than other cars?

3.3 in 100 MOT tests at 24 years, against 9.4 for all class 4 vehicles the same age: about average by our test (all test years; 4,575 MOT tests).

How common are MG MGF body and structure problems?

3.3 in 100 MOT tests at 24 years failed on body and structure, against 9.4 for all class 4 vehicles the same age (all test years; 4,575 MOT tests).

What is the most common MG MGF body and structure fail?

1.2 in 100 MOT tests at 24 years: Exhaust system: has a major leak of exhaust gases (53 MOT tests with it).

Sources

  1. Driver and Vehicle Standards Agency, Anonymised MOT tests and results, 2022 to 2025. DVSA MOT data, Open Government Licence v3.0, 17,499 MOT tests. Accessed 7 Oct 2026.

Parts: against all class 4 vehicles at the same age, all 2022–2025 test years pooled, not adjusted for mileage. Breakdowns and non-MOT faults are not in this data. How we compare