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MOT reliability

Mazda 121 gxi

361 vehicles · 1,086 completed MOT tests analysed
60%
MOT pass rate

Based on 361 Mazda 121 gxi vehicles and 1,086 completed MOT tests, the Mazda 121 gxi has an overall 60% pass rate, with an average recorded mileage of 87,911 miles.

361
Vehicles
1,086
MOT tests
7,614
Avg miles / year
2.8
Faults per test
0%
Dangerous-fault share

Mazda 121 gxi problem areas

Where faults occur most across all Mazda 121 gxi MOT tests:

  • Other103%
  • Emissions & nuisance4%
  • Brakes3%
  • Seatbelts & equipment3%
  • Tyres, wheels & suspension3%
  • Steering3%
  • Body & structure0%

Mazda 121 gxi pass rate by age

How the Mazda 121 gxi's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
5250%
61369%
73661%
89865%
916663%
1028962%
1124259%
1215254%
136948%
14250%
151100%

Fuel types: Petrol (357), Other (4)

Most common Mazda 121 gxi MOT faults

These are the faults and advisories recorded most often across Mazda 121 gxi MOT tests:

  1. Parking brake: efficiency below requirements (3.7.B.7) (93 times)
  2. Service brake: efficiency below requirements (3.7.B.7) (75 times)
  3. Nearside Rear Brake pipe excessively corroded (3.6.B.2c) (52 times)
  4. Offside Rear Brake pipe excessively corroded (3.6.B.2c) (46 times)
  5. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (45 times)
  6. Nearside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2) (40 times)
  7. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (37 times)
  8. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (37 times)
  9. Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (37 times)
  10. Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (36 times)
  11. Nearside Front Brake hose slightly deteriorated (3.6.B.4d) (33 times)
  12. Offside Front Brake hose slightly deteriorated (3.6.B.4d) (32 times)
  13. Offside Headlamp aim too low (1.8) (30 times)
  14. Offside rear parking brake recording little or no effort (3.7.B.6a) (29 times)
  15. Offside Front Tyre worn close to the legal limit (4.1.E.1) (29 times)

Mazda 121 gxi pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2000 3 19 63% 84,995
1999 17 101 64% 103,244
1998 37 218 61% 102,820
1997 36 181 62% 69,681
1996 100 551 57% 88,293

Mazda 121 gxi reliability FAQ

Across 361 Mazda 121 gxi vehicles in our MOT data, 60% pass the MOT (a 40% failure rate), with about 2.8 faults or advisories recorded per test.

The most frequently recorded Mazda 121 gxi MOT issues are: Parking brake: efficiency below requirements (3.7.B.7); Service brake: efficiency below requirements (3.7.B.7); Nearside Rear Brake pipe excessively corroded (3.6.B.2c).

The typical Mazda 121 gxi in our data has covered around 87,911 miles.

Compare the Mazda 121 gxi

See how the Mazda 121 gxi stacks up against other Mazda models on MOT reliability:

121 gxi vs 3 121 gxi vs Mx-5 121 gxi vs 6 121 gxi vs 2

Check a specific Mazda 121 gxi

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