| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Registration plate issues | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Offside Front Direction indicator not working |1.5.1c| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Offside Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Front Brake hose fouling |3.2.B3b| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp aim out of alignment | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Brake hose stretched by suspension movement |3.2.B3b| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Offside Handlebar deformed |2.1.1b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |