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MOT reliability

Bmw M635

8 vehicles · 18 completed MOT tests analysed
83%
MOT pass rate

Based on 8 Bmw M635 vehicles and 18 completed MOT tests, the Bmw M635 has an overall 83% pass rate, with an average recorded mileage of 113,319 miles.

8
Vehicles
18
MOT tests
361
Avg miles / year
2.1
Faults per test
0%
Dangerous-fault share

Bmw M635 problem areas

Where faults occur most across all Bmw M635 MOT tests:

  • Brakes42%
  • Lamps & electrical24%
  • Other16%
  • Visibility8%
  • Tyres, wheels & suspension8%
  • Body & structure3%
  • Emissions & nuisance3%

Fuel types: Petrol (8)

Most common Bmw M635 MOT faults

These are the faults and advisories recorded most often across Bmw M635 MOT tests:

  1. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (2 times)
  2. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (2 times)
  3. Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (2 times)
  4. Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) (2 times)
  5. Both seats play (2 times)
  6. Child Seat fitted not allowing full inspection of adult belt (2 times)
  7. Windscreen damaged but not adversely affecting driver's view Zone b crack (3.2 (a) (i)) (2 times)
  8. Offside Headlamp aim too low (4.1.2 (a)) (1 times)
  9. Brake disc worn, pitted or scored, but not seriously weakened all (1.1.14 (a) (ii)) (1 times)
  10. Central Brake pipe excessively corroded 2 rear (1.1.11 (c)) (1 times)
  11. Coolant leak radiator (1 times)
  12. Front Windscreen washer not working (3.5 (a)) (1 times)
  13. Nearside Front Brake pipe excessively corroded (1.1.11 (c)) (1 times)
  14. Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) (1 times)
  15. Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) (1 times)

Bmw M635 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1988 2 6 83% 128,367
1987 1 1 100% 62,848
1986 2 4 75% 138,754
1985 3 7 86% 103,155

Bmw M635 reliability FAQ

Across 8 Bmw M635 vehicles in our MOT data, 83% pass the MOT (a 17% failure rate), with about 2.1 faults or advisories recorded per test.

The most frequently recorded Bmw M635 MOT issues are: Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)); Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)); Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)).

The typical Bmw M635 in our data has covered around 113,319 miles.

Compare the Bmw M635

See how the Bmw M635 stacks up against other Bmw models on MOT reliability:

M635 vs 3 series M635 vs 118 M635 vs 316 M635 vs 520

Check a specific Bmw M635

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