| Most common failures | No# failures |
|---|
| Registration plate issues | 7 |
| Horn not working |1.7.3a| | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls front brake lever does not operate lamp (4.3.2 (a) (iii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Position lamp not working bulb loose in lamp (4.2.1 (a)) | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Headlamp aim out of alignment | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Offside Front Steering lock stop ineffective |2.1.3| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Horn control not functioning. |1.7.2b| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 1 |