MOT reliability
Mazda B
4 vehicles · 73 completed MOT tests analysed
68%
MOT pass rate
Based on 4 Mazda B vehicles and 73 completed MOT tests, the Mazda B has an overall 68% pass rate, with an average recorded mileage of 173,537 miles.
4
Vehicles
73
MOT tests
7,494
Avg miles / year
2.9
Faults per test
2%
Dangerous-fault share
Mazda B problem areas
Where faults occur most across all Mazda B MOT tests:
-
Other43%
-
Tyres, wheels & suspension23%
-
Brakes10%
-
Steering8%
-
Body & structure8%
-
Emissions & nuisance7%
-
Lamps & electrical7%
-
Seatbelts & equipment6%
Mazda B pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 2 | 100% |
| 2 | 2 | 100% |
| 3 | 4 | 75% |
| 4 | 4 | 75% |
| 5 | 4 | 75% |
| 6 | 6 | 50% |
| 7 | 3 | 100% |
| 8 | 2 | 100% |
| 9 | 1 | 100% |
| 10 | 4 | 50% |
| 11 | 4 | 75% |
| 12 | 3 | 67% |
| 13 | 3 | 67% |
| 14 | 3 | 67% |
| 15 | 1 | 100% |
| 16 | 4 | 50% |
| 17 | 1 | 100% |
| 18 | 2 | 50% |
| 19 | 2 | 50% |
| 20 | 1 | 100% |
Fuel types: Diesel (3), Petrol (1)
Most common Mazda B MOT faults
These are the faults and advisories recorded most often across Mazda B MOT tests:
- Oil leak, but not excessive (8.4.1 (a) (i)) (12 times)
- Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b) (ii)) (6 times)
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)) (5 times)
- Front Brake pad(s) wearing thin (3.5.1g) (4 times)
- Nearside Front Anti-roll bar linkage ball joint has slight play (5.3.4 (a) (i)) (4 times)
- Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (4 times)
- Coolant leak (4 times)
- Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (3 times)
- Offside Front Drive shaft joint worn, but not excessively (6.1.7 (c) (i)) (3 times)
- Power steering pump has slight seepage (2.1.5 (a)) (3 times)
- Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (3 times)
- Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (3 times)
- Registration plate lamp not working (1.1.C.1d) (2 times)
- Brake pipe corroded, covered in grease or other material all pipes covered with underseal (1.1.11 (c)) (2 times)
- Offside inner sill corroded small hole (2 times)
Mazda B pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2018 | 1 | 13 | 69% | 158,157 |
| 2010 | 1 | 22 | 73% | 146,278 |
| 2003 | 1 | 8 | 75% | 141,344 |
| 1997 | 1 | 30 | 63% | 248,372 |
Mazda B reliability FAQ
Across 4 Mazda B vehicles in our MOT data,
68% pass the MOT (a 32% failure rate), with about
2.9 faults or advisories recorded per test.
The most frequently recorded Mazda B MOT issues are:
Oil leak, but not excessive (8.4.1 (a) (i)); Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b) (ii)); Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)).
The typical Mazda B in our data has covered around
173,537 miles.
Compare the Mazda B
See how the Mazda B stacks up against other Mazda models on MOT reliability:
Check a specific Mazda B
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