| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Registration plate issues | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Central Front Headlamp aim not tested not working on the switch no high or low beam (4.1.2 (b)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp not working Front brake light switch |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |