| Most common failures | No# failures |
|---|
| Registration plate issues | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Nearside Rear Direction indicators not working |1.5.1c| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear reflector on sidecar missing |1.4.1| | 1 |
| Headlamp aim out of alignment | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Motorcycle structure excessively damaged speedo clocks insecure |6.1.1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake |1.3.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Offside Motorcycle structure excessively damaged mirror damaged |6.1.1a| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Front Upper Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Horn not working |1.7.3a| | 1 |