| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 6 |
| Headlamp aim out of alignment | 4 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 2 |
| Registration plate issues | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Indicator tell tale not operating correctly |1.5.2| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front suspension assembly component loose |2.3.1| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Front 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 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Front Brake disc|s| securing bolt|s| missing |3.2.A1g| | 1 |
| Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Rear Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |