| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Registration plate issues | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Offside Rear Direction indicator missing |1.5.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Centre Front Upper Horn not working |1.7.3a| | 1 |
| Centre Rear Upper Rear position lamp missing |1.1.1a| | 1 |
| Nearside Front Lower Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Offside Front Lower Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Offside Rear Lower Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Nearside Front Lower Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Front Lower Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Nearside Rear Lower Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear suspension bush has excessive free play swingarm |2.4.A2a|i|| | 1 |
| Rear Brake component damaged and seriously reduced in strength pad friction material breaking up |3.2.A1| | 1 |
| Front Fairing insecure and likely to impede the steering wiring likely to catch when steering |2.1.2e| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Brake component defective due to a deliberate modification which significantly reduces the original strength |3.1.5| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Brake lever cracked |3.1.2c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Direction indicator missing |1.5.1a| | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Front Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |