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MOT reliability

Mg Mgb 1800

2 vehicles · 33 completed MOT tests analysed
73%
MOT pass rate

Based on 2 Mg Mgb 1800 vehicles and 33 completed MOT tests, the Mg Mgb 1800 has an overall 73% pass rate, with an average recorded mileage of 72,991 miles.

2
Vehicles
33
MOT tests
911
Avg miles / year
1.5
Faults per test
0%
Dangerous-fault share

Mg Mgb 1800 problem areas

Where faults occur most across all Mg Mgb 1800 MOT tests:

  • Other58%
  • Tyres, wheels & suspension29%
  • Steering6%
  • Emissions & nuisance6%
  • Body & structure4%
  • Visibility2%
  • Seatbelts & equipment2%

Mg Mgb 1800 pass rate by age

Age (years)TestsPass rate

Fuel types: Petrol (2)

Most common Mg Mgb 1800 MOT faults

These are the faults and advisories recorded most often across Mg Mgb 1800 MOT tests:

  1. Exhaust mounting defective Rear exhaust box mounts failed but exhaust secure (6.1.2 (a)) (2 times)
  2. Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt Both steering rack gaitors (2.1.3 (g) (i)) (2 times)
  3. Tyre slightly damaged/cracking or perishing Both rear tyres (5.2.3 (d) (ii)) (2 times)
  4. Nearside Front brake disc excessively pitted (3.5.1h) (2 times)
  5. Offside Front brake disc excessively pitted (3.5.1h) (2 times)
  6. Exhaust emissions carbon monoxide content excessive (7.3.B.1a) (2 times)
  7. Nearside Front Lower Suspension arm has slight play in a pin/bush (2.4.G.2) (2 times)
  8. Offside Front Suspension arm has slight play in a pin/bush (2.4.G.2) (2 times)
  9. Parking brake lever has little reserve travel (3.1.6b) (2 times)
  10. Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i)) (2 times)
  11. Propshaft component defective (1 times)
  12. Exhaust has part of the system slightly deteriorated (7.1.1a) (1 times)
  13. Nearside Rear Anti-roll bar linkage attachment bracket/mounting likely to fail Nut loose (5.3.3 (b) (ii)) (1 times)
  14. Offside Front Sub-frame pin or bush worn but not resulting in excessive movement Subframe mounting rubber perished (5.3.4 (a) (i)) (1 times)
  15. Offside Front Sub-frame pin or bush worn but not resulting in excessive movement subframe mounting pad perishing (5.3.4 (a) (i)) (1 times)

Mg Mgb 1800 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1979 1 18 56% 81,262
1972 1 15 93% 64,720

Mg Mgb 1800 reliability FAQ

Across 2 Mg Mgb 1800 vehicles in our MOT data, 73% pass the MOT (a 27% failure rate), with about 1.5 faults or advisories recorded per test.

The most frequently recorded Mg Mgb 1800 MOT issues are: Exhaust mounting defective Rear exhaust box mounts failed but exhaust secure (6.1.2 (a)); Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt Both steering rack gaitors (2.1.3 (g) (i)); Tyre slightly damaged/cracking or perishing Both rear tyres (5.2.3 (d) (ii)).

The typical Mg Mgb 1800 in our data has covered around 72,991 miles.

Compare the Mg Mgb 1800

See how the Mg Mgb 1800 stacks up against other Mg models on MOT reliability:

Mgb 1800 vs Metro Mgb 1800 vs B gt Mgb 1800 vs Mgf Mgb 1800 vs Zs

Check a specific Mg Mgb 1800

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

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