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MOT reliability

Triumph T509

18 vehicles · 214 completed MOT tests analysed
84%
MOT pass rate

Based on 18 Triumph T509 vehicles and 214 completed MOT tests, the Triumph T509 has an overall 84% pass rate, with an average recorded mileage of 27,784 miles.

18
Vehicles
214
MOT tests
890
Avg miles / year
0.8
Faults per test
0%
Dangerous-fault share

Triumph T509 problem areas

Where faults occur most across all Triumph T509 MOT tests:

  • Other72%
  • Seatbelts & equipment15%
  • Brakes10%
  • Tyres, wheels & suspension6%
  • Steering5%
  • Lamps & electrical2%
  • Body & structure2%
  • Emissions & nuisance2%

Triumph T509 pass rate by age

Age (years)TestsPass rate
61100%
8683%
91593%
101493%
111275%
121385%
131292%
141681%
151580%
161681%
171662%
18989%
19978%
20978%

Fuel types: Petrol (18)

Most common Triumph T509 MOT faults

These are the faults and advisories recorded most often across Triumph T509 MOT tests:

  1. Exhaust noisy (7.1.2) (22 times)
  2. Rear Tyre worn close to the legal limit (4.1.3(ii)) (10 times)
  3. Rear Brake disc(s) slightly worn (3.2.A1l) (9 times)
  4. Drive chain slightly loose (6.2.1d) (7 times)
  5. Rear Brake pedal is bent but brake can still be readily applied (3.1.3c) (7 times)
  6. Front Tyre worn close to the legal limit (4.1.3(ii)) (6 times)
  7. Rear reflector on motorcycle missing (1.4.1) (5 times)
  8. Front Brake pad(s) close to minimum limit (3.2.A1f(i)) (4 times)
  9. Rear wheel bearings have slight free play (2.4.A.2c) (4 times)
  10. Rear Brake pad(s) close to minimum limit (3.2.A1f(i)) (4 times)
  11. Exhaust noisy (8.1.1 (a)) (4 times)
  12. Steering movement slightly 'notchy' (2.2.1b) (4 times)
  13. Nearside Front Shock absorber has a light misting of oil (5.3.2 (b)) (3 times)
  14. Nearside Front shock absorber has light misting of stanchion (2.3.3) (3 times)
  15. Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) (3 times)

Triumph T509 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1999 1 17 76% 10,774
1998 4 37 84% 23,030
1997 13 160 85% 30,555

Triumph T509 reliability FAQ

Across 18 Triumph T509 vehicles in our MOT data, 84% pass the MOT (a 16% failure rate), with about 0.8 faults or advisories recorded per test.

The most frequently recorded Triumph T509 MOT issues are: Exhaust noisy (7.1.2); Rear Tyre worn close to the legal limit (4.1.3(ii)); Rear Brake disc(s) slightly worn (3.2.A1l).

The typical Triumph T509 in our data has covered around 27,784 miles.

Compare the Triumph T509

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