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MOT reliability

Triumph Hearld

12 vehicles · 75 completed MOT tests analysed
64%
MOT pass rate

Based on 12 Triumph Hearld vehicles and 75 completed MOT tests, the Triumph Hearld has an overall 64% pass rate, with an average recorded mileage of 57,062 miles.

12
Vehicles
75
MOT tests
3,283
Avg miles / year
3.5
Faults per test
0%
Dangerous-fault share

Triumph Hearld problem areas

Where faults occur most across all Triumph Hearld MOT tests:

  • Other88%
  • Brakes7%
  • Emissions & nuisance6%
  • Steering4%
  • Body & structure3%
  • Tyres, wheels & suspension3%
  • Seatbelts & equipment2%
  • Lamps & electrical1%

Fuel types: Petrol (12)

Most common Triumph Hearld MOT faults

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

  1. Parking brake: efficiency below requirements (3.7.B.7) (8 times)
  2. Offside Front Front wheel bearing has slight play (2.5.A.3c) (6 times)
  3. Oil leak, but not excessive (8.4.1 (a) (i)) (6 times)
  4. Brakes imbalanced across an axle (3.7.B.5b) (4 times)
  5. Horn not working (1.6.2a) (4 times)
  6. Parking brake lever has little reserve travel (3.1.6b) (4 times)
  7. Rear Registration plate lamp not working (1.1.C.1d) (4 times)
  8. Offside Track rod end ball joint has slight play (2.2.B.1f) (4 times)
  9. Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3) (4 times)
  10. Nearside Front Brake pipe slightly corroded (3.6.B.2c) (4 times)
  11. slight play in both front wheel bearings (3 times)
  12. Offside Front wheel bearing has slight play (2.5.A.3c) (3 times)
  13. Nearside Stop lamp not working (1.2.1b) (3 times)
  14. Oil leak (3 times)
  15. Nearside Front Track rod end ball joint has slight play (2.2.B.1f) (3 times)

Triumph Hearld pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1971 2 7 57% 47,626
1970 3 6 83% 89,102
1968 2 14 64% 48,869
1967 2 29 66% 53,757
1965 2 9 67% 23,008
1963 1 10 50% 70,925

Triumph Hearld reliability FAQ

Across 12 Triumph Hearld vehicles in our MOT data, 64% pass the MOT (a 36% failure rate), with about 3.5 faults or advisories recorded per test.

The most frequently recorded Triumph Hearld MOT issues are: Parking brake: efficiency below requirements (3.7.B.7); Offside Front Front wheel bearing has slight play (2.5.A.3c); Oil leak, but not excessive (8.4.1 (a) (i)).

The typical Triumph Hearld in our data has covered around 57,062 miles.

Compare the Triumph Hearld

See how the Triumph Hearld stacks up against other Triumph models on MOT reliability:

Hearld vs Toledo Hearld vs Unknown Hearld vs 2000 Hearld vs 1500

Check a specific Triumph Hearld

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Triumph models · Learn about common MOT failures · what an MOT checks