Vehicle types : Bus
Make | Tests | Pass rate | Most common fail reason |
Alexander Dennis | 20 | 95% | Brake valve damaged or excessive air leak. |
Dennis | 23 | 86.96% | Electrical wiring insecure. |
Ford | 1 | 100% | n/a |
Imperial | 1 | 100% | n/a |
Irisbus | 320 | 68.13% | Parking brake efficiency below minimum requirement. |
Iveco | 18 | 50% | Registration plate lamp missing or inoperative. |
Leyland | 34 | 73.53% | Brake efficiency below minimum requirement. |
Mercedes-Benz | 5 | 80% | Horn inoperative. |
Optare | 14 | 50% | Anti-lock braking system warning device shows system malfunction. |
Peugeot | 13 | 61.54% | Exhaust system leaking or insecure. |
Renault | 32 | 56.25% | Steering rack gaiter or ball joint dust cover missing or damaged. |
Toyota | 1 | 0% | Headlamp aim outwith limits. |
Volvo | 8 | 62.5% | Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced. |
Tests: 490
Average bus pass rate: 68.37%
Most common fail reasons
# | Reason | Fail code | Category | % |
1 | Parking brake efficiency below minimum requirement. | 1.4.2(a)(i) | Major | 19% |
2 | Position lamp missing or inoperative. | 4.2.1(a)(ii) | Major | 13% |
3 | Headlamp aim outwith limits. | 4.1.2(a) | Major | 12% |
4 | Suspension pin, bush, joint or bearing excessively worn. | 5.3.4(a)(i) | Major | 12% |
5 | Registration plate lamp missing or inoperative. | 4.7.1(b)(ii) | Major | 8% |
6 | Wiper blade missing or not clearing the windscreen. | 3.4(b)(ii) | Major | 8% |
7 | Binding brake. | 1.2.1(f) | Major | 8% |
8 | Electrical wiring insecure. | 4.11(a)(ii) | Major | 7% |
9 | Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced. | 6.1.1(c)(i) | Major | 7% |
10 | Parking brake efficiency well below minimum requirement. | 1.4.2(a)(ii) | Dangerous | 6% |
Tests date range: 16th January 2020 to 15th January 2021
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