| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Registration plate issues | 1 |
| Clutch lever bent so it cannot be readily operated. |6.2.1g| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Exhaust excessively deteriorated |7.1.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Lower Direction indicators not working |1.5.1c| | 1 |
| Centre Rear Lower Drive chain worn to excess |6.2.1e| | 1 |
| Centre Front Upper Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Centre Front Upper Steering headbearing has excessive free play |2.2.2| | 1 |