MOT reliability
Triumph 2.5 pi
13,661 vehicles · 1,535 completed MOT tests analysed
81%
MOT pass rate
Based on 13,661 Triumph 2.5 pi vehicles and 1,535 completed MOT tests, the Triumph 2.5 pi has an overall 81% pass rate, with an average recorded mileage of 63,835 miles.
13,661
Vehicles
1,535
MOT tests
1,307
Avg miles / year
1.4
Faults per test
0%
Dangerous-fault share
Triumph 2.5 pi problem areas
Where faults occur most across all Triumph 2.5 pi MOT tests:
-
Other99%
-
Steering6%
-
Emissions & nuisance5%
-
Tyres, wheels & suspension5%
-
Brakes4%
-
Seatbelts & equipment3%
-
Lamps & electrical2%
-
Body & structure1%
Triumph 2.5 pi pass rate by age
| Age (years) | Tests | Pass rate |
|---|
Fuel types: Petrol (13,640), Diesel (17), LPG (3), Other (1)
Most common Triumph 2.5 pi MOT faults
These are the faults and advisories recorded most often across Triumph 2.5 pi MOT tests:
- Parking brake: efficiency below requirements (3.7.B.7) (58 times)
- Oil leak (49 times)
- Offside Front wheel bearing has slight play (2.5.A.3c) (39 times)
- Nearside Front wheel bearing has slight play (2.5.A.3c) (34 times)
- Windscreen washer provides insufficient washer liquid (8.2.3) (25 times)
- Nearside Rear wheel bearing has slight play (2.6.2) (21 times)
- Nearside Steering rack gaiter deteriorated (2.2.D.2d) (19 times)
- Offside Rear wheel bearing has slight play (2.6.2) (18 times)
- Nearside Front Shock absorber has a light misting of oil (2.7.3) (18 times)
- Brakes imbalanced across an axle (3.7.B.5b) (17 times)
- Oil leak, but not excessive (8.4.1 (a) (i)) (17 times)
- Offside Front Front wheel bearing has slight play (2.5.A.3c) (17 times)
- Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (15 times)
- Nearside Stop lamp not working (1.2.1b) (15 times)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1) (15 times)
Triumph 2.5 pi pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1981 | 1 | 8 | 100% | 24,653 |
| 1979 | 1 | 7 | 57% | 68,662 |
| 1978 | 1 | 14 | 93% | 69,341 |
| 1977 | 1 | 5 | 100% | — |
| 1974 | 11 | 119 | 76% | 63,200 |
| 1973 | 43 | 329 | 80% | 67,801 |
| 1972 | 46 | 339 | 82% | 60,839 |
| 1971 | 34 | 283 | 82% | 56,518 |
| 1970 | 26 | 183 | 80% | 73,346 |
| 1969 | 26 | 221 | 81% | 64,280 |
| 1968 | 4 | 25 | 92% | 63,242 |
| 1967 | 1 | 1 | 100% | 69,750 |
Triumph 2.5 pi reliability FAQ
Across 13,661 Triumph 2.5 pi vehicles in our MOT data,
81% pass the MOT (a 19% failure rate), with about
1.4 faults or advisories recorded per test.
The most frequently recorded Triumph 2.5 pi MOT issues are:
Parking brake: efficiency below requirements (3.7.B.7); Oil leak; Offside Front wheel bearing has slight play (2.5.A.3c).
The typical Triumph 2.5 pi in our data has covered around
63,835 miles.
Compare the Triumph 2.5 pi
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