# Triumph TR5 MOT reliability: pass rate and common failures | RegFlags

The Triumph TR5 passes its MOT first time 90% of the time, from 127 MOT tests. See pass rates by year, common failures and typical mileage.

- First-time MOT pass rate: 90%
- MOT tests analysed: 127 (DVSA anonymised MOT data, 2025)
- Most common failure area: Lights & electrics
- Licensed in Great Britain: 495 (2026 Q2)

## By year of first use and fuel

| Year | Fuel | MOT tests | First-time pass rate |
| --- | --- | --- | --- |
| 2018 | Petrol | 1 (very few mots) | 100% |
| 2016 | Petrol | 1 (very few mots) | 100% |
| 2005 | Petrol | 1 (very few mots) | 100% |
| 1996 | Petrol | 3 (very few mots) | 100% |
| 1987 | Petrol | 1 (very few mots) | 100% |
| 1984 | Petrol | 1 (very few mots) | 100% |
| 1981 | Petrol | 1 (very few mots) | 0% |
| 1979 | Petrol | 1 (very few mots) | 100% |
| 1978 | Petrol | 1 (very few mots) | 100% |
| 1971 | Petrol | 1 (very few mots) | 100% |
| 1969 | Petrol | 12 (very few mots) | 83% |
| 1968 | Petrol | 101 | 91% |
| 1967 | Petrol | 2 (very few mots) | 50% |

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Canonical page: https://regflags.co.uk/reliability/triumph/tr5
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