| Most common failures | No# failures |
|---|
| Registration plate issues | 8 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Headlamp aim out of alignment | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Motorcycle structure cracked Side car frame |6.1.1a| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear reflector on sidecar missing |1.4.1| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |