MOT reliability
Triumph Bonnevile
29 vehicles · 174 completed MOT tests analysed
91%
MOT pass rate
Based on 29 Triumph Bonnevile vehicles and 174 completed MOT tests, the Triumph Bonnevile has an overall 91% pass rate, with an average recorded mileage of 38,685 miles.
29
Vehicles
174
MOT tests
294
Avg miles / year
0.5
Faults per test
1%
Dangerous-fault share
Triumph Bonnevile problem areas
Where faults occur most across all Triumph Bonnevile MOT tests:
-
Other101%
-
Steering15%
-
Lamps & electrical8%
-
Brakes5%
-
Seatbelts & equipment4%
-
Tyres, wheels & suspension2%
-
Body & structure1%
Triumph Bonnevile pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 1 | 100% |
| 2 | 1 | 100% |
| 3 | 1 | 100% |
| 4 | 3 | 100% |
| 5 | 2 | 100% |
| 6 | 4 | 100% |
| 7 | 3 | 100% |
| 8 | 2 | 100% |
| 9 | 3 | 67% |
| 10 | 1 | 100% |
| 11 | 2 | 50% |
| 12 | 1 | 100% |
| 13 | 1 | 100% |
| 14 | 2 | 50% |
| 16 | 1 | 100% |
| 19 | 2 | 50% |
Fuel types: Petrol (29)
Most common Triumph Bonnevile MOT faults
These are the faults and advisories recorded most often across Triumph Bonnevile MOT tests:
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d) (6 times)
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d) (5 times)
- Front Roller brake test indicates a slightly grabbing brake (3.3.A1b) (4 times)
- Rear wheel bearings have slight free play (2.4.A.2c) (4 times)
- Drive chain worn but not considered excessive (6.2.1e) (3 times)
- Wheel alignment slightly misaligned. (2.5.1) (3 times)
- Steering headbearing has slight free play (2.2.2) (3 times)
- Front Tyre worn close to the legal limit (4.1.3(ii)) (2 times)
- Front Wheel has a slightly distorted bead rim. (4.2.2) (2 times)
- Front wheel bearings are slightly rough (2.3.5b) (2 times)
- Rear Tyre worn close to the legal limit (4.1.3(ii)) (2 times)
- Rear Brake hose slightly twisted (3.2.B3a) (2 times)
- Front Roller brake test Higher brake efficiency normally obtainable. (3.3.A2a) (2 times)
- Offside Front shock absorber has light misting of stanchion (2.3.3) (2 times)
- Exhaust noisy (7.1.2) (2 times)
Triumph Bonnevile pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2012 | 1 | 2 | 50% | 10 |
| 2010 | 1 | 6 | 100% | 2,031 |
| 2006 | 1 | 15 | 80% | 15,247 |
| 2003 | 1 | 10 | 90% | 5,633 |
| 2000 | 1 | 1 | 100% | — |
| 1980 | 4 | 14 | 100% | 12,407 |
| 1979 | 4 | 37 | 86% | 139,783 |
| 1978 | 3 | 12 | 83% | 21,905 |
| 1977 | 1 | 4 | 100% | 23,350 |
| 1976 | 1 | 3 | 100% | 98,878 |
| 1975 | 3 | 14 | 93% | 30,112 |
| 1973 | 1 | 4 | 100% | 35,244 |
| 1971 | 1 | 5 | 100% | 14,611 |
| 1969 | 1 | 12 | 92% | 9,277 |
| 1968 | 1 | 6 | 100% | 20,355 |
| 1967 | 2 | 11 | 100% | 31,547 |
| 1966 | 1 | 10 | 90% | 7,224 |
| 1960 | 1 | 8 | 100% | 23,437 |
Triumph Bonnevile reliability FAQ
Across 29 Triumph Bonnevile vehicles in our MOT data,
91% pass the MOT (a 9% failure rate), with about
0.5 faults or advisories recorded per test.
The most frequently recorded Triumph Bonnevile MOT issues are:
Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d); Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d); Front Roller brake test indicates a slightly grabbing brake (3.3.A1b).
The typical Triumph Bonnevile in our data has covered around
38,685 miles.
Compare the Triumph Bonnevile
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