| Most common failures | No# failures |
|---|
| Headlamp aim beam image kick up to the offside |1.6| | 7 |
| Registration plate issues | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Headlamp aim out of alignment | 2 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Front Front mudguard insecure |2.3.7| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Steering lock stop maladjusted |2.1.3| | 1 |
| Offside Steering lock stop maladjusted |2.1.3| | 1 |