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MOT reliability

Mazda 121 zxi

169 vehicles · 508 completed MOT tests analysed
59%
MOT pass rate

Based on 169 Mazda 121 zxi vehicles and 508 completed MOT tests, the Mazda 121 zxi has an overall 59% pass rate, with an average recorded mileage of 75,898 miles.

169
Vehicles
508
MOT tests
7,299
Avg miles / year
2.9
Faults per test
0%
Dangerous-fault share

Mazda 121 zxi problem areas

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

  • Other104%
  • Tyres, wheels & suspension5%
  • Steering4%
  • Emissions & nuisance3%
  • Seatbelts & equipment2%
  • Brakes2%
  • Visibility0%
  • Body & structure0%

Mazda 121 zxi pass rate by age

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

Age (years)TestsPass rate
81173%
97458%
1014162%
1113661%
1210155%
134353%
14250%

Fuel types: Petrol (169)

Most common Mazda 121 zxi MOT faults

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

  1. Parking brake: efficiency below requirements (3.7.B.7) (53 times)
  2. Service brake: efficiency below requirements (3.7.B.7) (46 times)
  3. Nearside Rear Brake pipe excessively corroded (3.6.B.2c) (28 times)
  4. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (25 times)
  5. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (18 times)
  6. Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (18 times)
  7. Offside Front Tyre worn close to the legal limit (4.1.E.1) (17 times)
  8. Offside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2) (16 times)
  9. Offside Rear Brake pipe excessively corroded (3.6.B.2c) (16 times)
  10. Nearside Seat belt anchorage prescribed area is excessively corroded (5.2.6) (16 times)
  11. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (16 times)
  12. Nearside Front Brake hose slightly deteriorated (3.6.B.4d) (16 times)
  13. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (15 times)
  14. Offside Front constant velocity joint gaiter deteriorated (2.5.C.1a) (15 times)
  15. Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (15 times)

Mazda 121 zxi pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1997 28 150 58% 73,372
1996 67 358 60% 76,987

Mazda 121 zxi reliability FAQ

Across 169 Mazda 121 zxi vehicles in our MOT data, 59% pass the MOT (a 41% failure rate), with about 2.9 faults or advisories recorded per test.

The most frequently recorded Mazda 121 zxi 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 zxi in our data has covered around 75,898 miles.

Compare the Mazda 121 zxi

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

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

Check a specific Mazda 121 zxi

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