| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 6 |
| Drive chain excessively loose |6.2.1d| | 6 |
| Headlamp aim out of alignment | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Registration plate issues | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Horn not working |1.7.3a| | 3 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Fuel tank leaking |7.2.1a| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 2 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Rear position lamp incorrect colour |1.1.2b| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| All position lamps adversely affected by the operation of the horn |1.1.3b| | 1 |
| Stop lamp affected by the operation of the horn |1.3.2| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Rear An item not tested |Manual| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Suspension arm pin or bush excessively worn All (5.3.4 (a) (i)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 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 |
| Direction indicator not working |1.5.1c| | 1 |
| Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Lower Suspension rod ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Suspension component pin or bush excessively worn shock linkage (5.3.4 (a) (i)) | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Wheel spoke missing |5.2.2 |d|| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Clutch lever bent so it cannot be readily operated. |6.2.1g| | 1 |