MOT reliability
Triumph Boni
1 vehicles · 10 completed MOT tests analysed
70%
MOT pass rate
Based on 1 Triumph Boni vehicles and 10 completed MOT tests, the Triumph Boni has an overall 70% pass rate, with an average recorded mileage of 26,235 miles.
1
Vehicles
10
MOT tests
2,185
Avg miles / year
0.1
Faults per test
0%
Dangerous-fault share
Triumph Boni problem areas
Where faults occur most across all Triumph Boni MOT tests:
-
Other300%
-
Steering200%
-
Brakes100%
Triumph Boni pass rate by age
| Age (years) | Tests | Pass rate |
|---|
Fuel types: Petrol (1)
Most common Triumph Boni MOT faults
These are the faults and advisories recorded most often across Triumph Boni MOT tests:
- Oil leak (1 times)
- Rear Wheel alignment incorrect which adversely affects the handling (2.5.1) (1 times)
- Steering movement excessively stiff with the weight on the lower bearing (2.2.1a) (1 times)
- Headlamp aim too high and too far to the left. (1.6) (1 times)
- Rear Horn not working (1.7.3a) (1 times)
- Front shock absorber has light misting of stanchion (2.3.3) (1 times)
Triumph Boni pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1978 | 1 | 10 | 70% | 26,235 |
Triumph Boni reliability FAQ
Across 1 Triumph Boni vehicles in our MOT data,
70% pass the MOT (a 30% failure rate), with about
0.1 faults or advisories recorded per test.
The most frequently recorded Triumph Boni MOT issues are:
Oil leak; Rear Wheel alignment incorrect which adversely affects the handling (2.5.1); Steering movement excessively stiff with the weight on the lower bearing (2.2.1a).
The typical Triumph Boni in our data has covered around
26,235 miles.
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