| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Rear reflector on motorcycle obscured |1.4.1| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Registration plate issues | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Front position lamp incorrect colour |1.1.2a| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Fuel cap missing |7.2.2a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Headlamp dipped beam affected by the operation of the horn |1.2.2c| | 1 |
| Front Headlamp main beam affected by the operation of the horn |1.2.2c| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Nearside Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Centre Rear Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Rear Brake component is severely distorted |3.1.5| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Central Front Valve stem seriously damaged (5.2.3 (j)) | 1 |