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Mazda 6 MOT reliability
Mazda 6s passed their MOT first time 69% of the time across 56,487 tests in 2025. 48,524 are still licensed in Great Britain.
First-time pass rate
69%
MOTs analysed
56,487
Still licensed (GB)
48,524
Body type
–
Pass rate by year of first registration
In detail:
First registered
2020
2020 petrol
890 MOTs
Passed first time 88%. Typical mileage 34,395 (most between 24,269 and 45,569).
2021: 40% → 2022: 100% → 2023: 93% → 2024: 90% → 2025: 88%
Most common failures
- Wipers: does not clear the windscreen effectively (3.0%)
- Brake pads: less than 1.5 mm thick (1.9%)
- Tread depth below requirements of 1.6mm (1.7%)
- Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (1.3%)
- Headlamp aim: too low (0.7%)
2020 diesel
156 MOTs
Passed first time 92%. Typical mileage 57,208 (most between 37,081 and 81,716).
2021: 100% → 2022: 67% → 2023: 88% → 2024: 91% → 2025: 92%
Most common failures
- Malfunction indicator lamp: inoperative or indicates a malfunction (3.8%)
- Wipers: does not clear the windscreen effectively (1.9%)
- Tread depth below requirements of 1.6mm (1.3%)
- Brake pads: less than 1.5 mm thick (1.3%)
- Tyre pressure monitoring system: malfunctioning or obviously inoperative (0.6%)
Where 2020 6s fail
Visibility & wipers
3.9%
Wheels & tyres
3.5%
Brakes
2.6%
Suspension & axles
1.6%
Lights & electrics
1.5%
Exhaust, emissions & leaks
0.2%
Body, structure & corrosion
0.1%
Seat belts & other equipment
0.1%
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