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MOT reliability

Triumph Hearald

8 vehicles · 72 completed MOT tests analysed
75%
MOT pass rate

Based on 8 Triumph Hearald vehicles and 72 completed MOT tests, the Triumph Hearald has an overall 75% pass rate, with an average recorded mileage of 37,398 miles.

8
Vehicles
72
MOT tests
443
Avg miles / year
1.4
Faults per test
3%
Dangerous-fault share

Triumph Hearald problem areas

Where faults occur most across all Triumph Hearald MOT tests:

  • Other101%
  • Brakes12%
  • Emissions & nuisance9%
  • Steering5%
  • Lamps & electrical4%
  • Tyres, wheels & suspension2%
  • Seatbelts & equipment2%
  • Visibility1%

Fuel types: Petrol (8)

Most common Triumph Hearald MOT faults

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

  1. Oil leak, but not excessive (8.4.1 (a) (i)) (3 times)
  2. Oil leak (3 times)
  3. Nearside Front wheel bearing has slight play (2.5.A.3c) (3 times)
  4. washers poor operation (3 times)
  5. bodywork rusty (3 times)
  6. Brakes imbalanced across an axle (3.7.B.5b) (2 times)
  7. Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2) (2 times)
  8. Brake pipe corroded, covered in grease or other material Front to rear (1.1.11 (c)) (2 times)
  9. Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i)) (2 times)
  10. Oil leak, but not excessive Dripping on exhaust (8.4.1 (a) (i)) (2 times)
  11. Windscreen washer provides insufficient washer liquid (8.2.3) (2 times)
  12. Rear registration plate deteriorated but not likely to be misread (6.3.1d) (2 times)
  13. Washers and wipers poor (2 times)
  14. repairs to underside (2 times)
  15. Nail in nearside rear tyre (2 times)

Triumph Hearald pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1970 1 17 71% 8,758
1969 1 1 100% 46,927
1968 4 36 81% 45,274
1962 2 18 67% 25,008

Triumph Hearald reliability FAQ

Across 8 Triumph Hearald vehicles in our MOT data, 75% pass the MOT (a 25% failure rate), with about 1.4 faults or advisories recorded per test.

The most frequently recorded Triumph Hearald MOT issues are: Oil leak, but not excessive (8.4.1 (a) (i)); Oil leak; Nearside Front wheel bearing has slight play (2.5.A.3c).

The typical Triumph Hearald in our data has covered around 37,398 miles.

Compare the Triumph Hearald

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

Hearald vs Toledo Hearald vs Unknown Hearald vs 2000 Hearald vs 1500

Check a specific Triumph Hearald

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