Mazda 3 MOT Failure Rate — 15+ Years Old
This model shows significant deterioration in this age bracket, with a 50.4% failure rate. Pre-MOT inspection strongly recommended, especially for lamps & electrics.
Component Risk Breakdown (15+ Years)
Which parts of a 15+-year-old Mazda 3 are most likely to cause an MOT failure:
How Does This Compare?
Mazda 3 MOT failure rate across all age groups:
| Age | Failure Rate | Tests | Worst Area |
|---|---|---|---|
| 0-2 years | 8.4% | 18,078 | Tyres |
| 3-5 years | 14.8% | 87,951 | Tyres |
| 6-10 years | 24.6% | 171,548 | Suspension |
| 11-15 years | 41.2% | 148,684 | Suspension |
| 15+ years | 50.4% | 42,147 | Lamps & Electrics |
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Frequently Asked Questions
Is a 15+ year old Mazda 3 reliable?
15+-year-old Mazda 3 vehicles have a 50.4% failure rate, which is above average. Consider a pre-MOT inspection, particularly checking lamps & electrics.
What are the common MOT failures on a 15+ year old Mazda 3?
The most common MOT failure areas at this age are:
- Lamps & Electrics — 14.8% failure risk
- Suspension — 13.7% failure risk
- Brakes — 5.3% failure risk
How can I prepare my Mazda 3 for its MOT?
For a 15+-year-old Mazda 3, focus on: (1) Lamps & Electrics — the most common failure area at this age. (2) Check all lights and bulbs. (3) Inspect tyres for tread depth and damage. (4) Consider a pre-MOT check at a local garage (£20–£40). You can also use our free prediction tool for a personalised risk breakdown.
Other Mazda 3 Age Groups
Data methodology: Failure rates are weighted averages across all mileage bands for the 15+-year age group, calculated from official DVSA MOT test records. Only combinations with 100+ tests are included. Data covers 142 million MOT tests across the UK.
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