| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Registration plate issues | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear shock absorber has inadequate damping effect. (2.4.A.3b) | 1 |
| Front Headlamp at least one does not illuminate on main beam (1.2.2a(ii)) | 1 |
| Front Brake lever has inadequate reserve travel (3.1.3b) | 1 |
| Drive chain excessively loose (6.2.1d) | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Rear Stop lamp not working control 2 |4.3.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Central Front Horn not working (7.7 (a) (ii)) | 1 |
| Direction indicator not working no indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Exhaust has part of the system missing |7.1.1a| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Rear Front mudguard insecure |2.3.7| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |