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MOT reliability

Mg B v8

18 vehicles · 179 completed MOT tests analysed
79%
MOT pass rate

Based on 18 Mg B v8 vehicles and 179 completed MOT tests, the Mg B v8 has an overall 79% pass rate, with an average recorded mileage of 42,070 miles.

18
Vehicles
179
MOT tests
1,125
Avg miles / year
1.3
Faults per test
0%
Dangerous-fault share

Mg B v8 problem areas

Where faults occur most across all Mg B v8 MOT tests:

  • Other101%
  • Emissions & nuisance9%
  • Steering5%
  • Tyres, wheels & suspension5%
  • Seatbelts & equipment3%
  • Body & structure1%
  • Brakes1%
  • Lamps & electrical1%

Mg B v8 pass rate by age

Age (years)TestsPass rate

Fuel types: Petrol (18)

Most common Mg B v8 MOT faults

These are the faults and advisories recorded most often across Mg B v8 MOT tests:

  1. Oil leak (8 times)
  2. Offside Front wheel bearing has slight play (2.5.A.3c) (7 times)
  3. Horn not working (1.6.2a) (6 times)
  4. Parking brake: efficiency below requirements (3.7.B.7) (5 times)
  5. Exhaust has a minor leak of exhaust gases (7.1.2) (4 times)
  6. Nearside Rear Suspension spring mounting prescribed area is excessively corroded (2.4.A.3) (4 times)
  7. Offside Rear Suspension spring mounting prescribed area is excessively corroded (2.4.A.3) (4 times)
  8. Spare tyre defective (4 times)
  9. Offside Rear Leaf spring splayed but action not impaired (2.4.B.1c) (4 times)
  10. Brake pedal spongy (3.3.B.1b) (3 times)
  11. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (3 times)
  12. Nearside Front wheel bearing has slight play (2.5.A.3c) (3 times)
  13. Brakes imbalanced across an axle (3.7.B.5b) (3 times)
  14. Oil leak, but not excessive (8.4.1 (a) (i)) (3 times)
  15. Nearside Front Brake hose has slight corrosion to ferrules (3.6.B.4e) (3 times)

Mg B v8 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1980 1 4 100% 26,982
1977 2 40 78% 42,054
1976 1 20 55% 38,012
1975 1 1 100% 7,443
1974 3 21 76% 52,579
1973 4 39 74% 55,861
1972 2 12 92% 33,930
1971 2 9 78% 75,915
1970 2 33 94% 22,104

Mg B v8 reliability FAQ

Across 18 Mg B v8 vehicles in our MOT data, 79% pass the MOT (a 21% failure rate), with about 1.3 faults or advisories recorded per test.

The most frequently recorded Mg B v8 MOT issues are: Oil leak; Offside Front wheel bearing has slight play (2.5.A.3c); Horn not working (1.6.2a).

The typical Mg B v8 in our data has covered around 42,070 miles.

Compare the Mg B v8

See how the Mg B v8 stacks up against other Mg models on MOT reliability:


Check a specific Mg B v8

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See all Mg models · Learn about common MOT failures · what an MOT checks