| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Horn not working |1.7.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen Beam is not dipped (4.1.2 (a)) | 2 |
| Front Throttle control functioning such that safe operation of the motorcycle is adversely affected Throttle sticking and housing insecure (6.2.7 (a) (ii)) | 2 |
| Centre Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment Plate holding rear master cylinder not secure (1.1.15 (f)) | 1 |
| Brake hose damaged | 1 |
| Rear Brake lagging in operation Unable to apply force as mount is moving (1.2.1 (d)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Fuel cap ineffective Bolt missing holding cap assembly to tank (6.1.3 (b) (i)) | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Offside Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Centre Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Centre Front Horn is not a constant note |1.7.3c| | 1 |
| Centre Front Riders seat insecure |6.2.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |