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MOT reliability

Mazda Demio

10,186 vehicles · 136,512 completed MOT tests analysed
73%
MOT pass rate

Based on 10,186 Mazda Demio vehicles and 136,512 completed MOT tests, the Mazda Demio has an overall 73% pass rate, with an average recorded mileage of 95,382 miles.

10,186
Vehicles
136,512
MOT tests
6,091
Avg miles / year
1.9
Faults per test
1%
Dangerous-fault share

Mazda Demio problem areas

Where faults occur most across all Mazda Demio MOT tests:

  • Other98%
  • Tyres, wheels & suspension9%
  • Brakes5%
  • Emissions & nuisance4%
  • Body & structure2%
  • Steering2%
  • Lamps & electrical2%
  • Seatbelts & equipment1%

Mazda Demio pass rate by age

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

Age (years)TestsPass rate
13566%
26775%
31,26788%
43,40187%
55,62186%
69,21884%
711,31781%
812,02878%
912,17575%
1012,08473%
1111,83170%
1210,99469%
139,96867%
148,55266%
157,07865%
165,55065%
174,23164%
183,04665%
192,27665%
201,67266%

Fuel types: Petrol (10,137), Diesel (24), Other (20), LPG (4), CNG (1)

Most common Mazda Demio MOT faults

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

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (5,852 times)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1) (5,796 times)
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (4,545 times)
  4. Front Brake pad(s) wearing thin (3.5.1g) (3,997 times)
  5. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (3,968 times)
  6. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (2,535 times)
  7. Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (2,515 times)
  8. Offside Front Brake pipe slightly corroded (3.6.B.2c) (2,475 times)
  9. Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (2,345 times)
  10. Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2) (2,110 times)
  11. Brake pipe slightly corroded (3.6.B.2c) (2,108 times)
  12. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (1,997 times)
  13. Nearside Front Brake pipe slightly corroded (3.6.B.2c) (1,928 times)
  14. Offside Windscreen wiper does not clear the windscreen effectively (8.2.2) (1,795 times)
  15. Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (1,742 times)

Mazda Demio pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2025 1 1 100% 61,875
2024 1 2 50% 91,985
2023 2 8 75% 74,064
2021 1 9 67% 102,827
2020 1 7 57% 175,379
2019 2 4 50% 83,710
2018 1 3 100% 73,203
2017 2 4 75% 62,054
2016 6 28 79% 70,082
2015 13 43 81% 98,983
2014 16 51 78% 68,092
2013 17 63 84% 62,471
2012 19 81 78% 81,320
2011 9 53 74% 85,960
2010 29 316 77% 81,276
2009 18 236 83% 65,324
2008 26 393 76% 94,800
2007 5 83 69% 82,924
2006 1 1 100% 28,329
2005 2 9 56% 71,578
2004 12 79 67% 116,795
2003 615 9,848 75% 88,142
2002 1,935 29,114 74% 91,154
2001 1,588 23,104 74% 92,247
2000 3,266 44,138 72% 97,977
1999 1,767 21,290 71% 99,615
1998 656 7,222 70% 100,603
1997 21 166 70% 116,268
1996 10 75 65% 140,092

Mazda Demio reliability FAQ

Across 10,186 Mazda Demio vehicles in our MOT data, 73% pass the MOT (a 27% failure rate), with about 1.9 faults or advisories recorded per test.

The most frequently recorded Mazda Demio MOT issues are: Nearside Front Tyre worn close to the legal limit (4.1.E.1); Offside Front 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 Demio in our data has covered around 95,382 miles.

Compare the Mazda Demio

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

Demio vs 3 Demio vs Mx-5 Demio vs 6 Demio vs 2

Check a specific Mazda Demio

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