| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Centre Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Centre Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Rear Lower Shock absorber insecure |2.7.2b| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Nearside Rear Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |