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MOT reliability

Mazda B series

9,865 vehicles · 136,546 completed MOT tests analysed
69%
MOT pass rate

Based on 9,865 Mazda B series vehicles and 136,546 completed MOT tests, the Mazda B series has an overall 69% pass rate, with an average recorded mileage of 134,247 miles.

9,865
Vehicles
136,546
MOT tests
7,009
Avg miles / year
2.6
Faults per test
1%
Dangerous-fault share

Mazda B series problem areas

Where faults occur most across all Mazda B series MOT tests:

  • Other81%
  • Tyres, wheels & suspension8%
  • Brakes8%
  • Body & structure5%
  • Lamps & electrical4%
  • Emissions & nuisance4%
  • Steering3%
  • Seatbelts & equipment3%

Mazda B series pass rate by age

How the Mazda B series's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
12882%
28079%
34,18580%
45,66278%
56,97075%
68,25773%
79,08571%
89,44970%
99,46668%
109,40868%
119,35566%
128,77566%
138,09866%
147,53866%
156,90265%
166,15566%
175,47166%
184,84166%
194,09766%
203,41966%

Fuel types: Diesel (8,697), Petrol (1,165), LPG (2), Electric (1)

Most common Mazda B series MOT faults

These are the faults and advisories recorded most often across Mazda B series MOT tests:

  1. Offside Front Brake pipe slightly corroded (3.6.B.2c) (4,543 times)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (4,328 times)
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (4,201 times)
  4. Nearside Front Brake pipe slightly corroded (3.6.B.2c) (4,001 times)
  5. Offside Front Tyre worn close to the legal limit (4.1.E.1) (3,835 times)
  6. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (3,713 times)
  7. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (3,161 times)
  8. Brake pipe slightly corroded (3.6.B.2c) (3,127 times)
  9. Offside Rear fog lamp not working (1.3.2b) (3,117 times)
  10. Nearside Front wheel bearing has slight play (2.5.A.3c) (2,519 times)
  11. Front Brake pad(s) wearing thin (3.5.1g) (2,480 times)
  12. Rear Brake pipe slightly corroded (3.6.B.2c) (2,475 times)
  13. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d) (2,454 times)
  14. Offside Front wheel bearing has slight play (2.5.A.3c) (2,260 times)
  15. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (2,206 times)

Mazda B series pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2019 1 7 100% 73,957
2012 1 15 73% 127,364
2011 2 41 76% 229,983
2010 3 50 74% 160,545
2009 2 25 80% 100,346
2008 5 85 78% 136,233
2007 17 294 71% 140,670
2006 343 5,779 72% 122,486
2005 1,054 18,349 72% 123,074
2004 731 12,633 70% 131,962
2003 1,079 19,285 70% 130,699
2002 1,288 21,808 69% 136,767
2001 776 12,510 68% 142,699
2000 1,053 16,628 68% 143,330
1999 547 8,288 67% 134,020
1998 501 5,715 65% 136,132
1997 24 232 69% 180,072
1996 223 1,693 66% 129,828
1995 278 2,038 65% 133,410
1994 198 1,363 68% 135,323
1993 169 1,039 66% 142,418
1992 242 1,476 65% 135,839
1991 250 1,464 66% 144,321
1990 289 1,577 64% 139,079
1989 252 1,290 63% 135,292
1988 257 1,419 64% 125,412
1987 149 782 67% 129,973
1986 65 307 68% 126,136
1985 44 254 69% 129,163
1984 4 6 50% 87,090
1983 5 40 65% 95,227
1982 4 20 60% 58,799
1981 5 20 80% 39,989
1980 1 2 50% 10,932
1979 2 7 71% 73,421
1975 1 5 100% 43,121

Mazda B series reliability FAQ

Across 9,865 Mazda B series vehicles in our MOT data, 69% pass the MOT (a 31% failure rate), with about 2.6 faults or advisories recorded per test.

The most frequently recorded Mazda B series MOT issues are: Offside Front Brake pipe slightly corroded (3.6.B.2c); Offside Rear Tyre worn close to the legal limit (4.1.E.1); Nearside Rear Tyre worn close to the legal limit (4.1.E.1).

The typical Mazda B series in our data has covered around 134,247 miles.

Compare the Mazda B series

See how the Mazda B series stacks up against other Mazda models on MOT reliability:

B series vs 3 B series vs Mx-5 B series vs 6 B series vs 2

Check a specific Mazda B series

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

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