| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Offside Direction indicators flashing more than 120 times per minute |1.5.1c| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Front Steering headbearing has excessive wear or free play Excessively `NOTCHY` with front wheel raised. |2.2.2 |f| |i|| | 1 |
| Rear Suspension arm pin or bush excessively worn rear shock bush worn to excess |5.3.4 |a| |i|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Registration plate issues | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicator insecure |1.5.3b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| An item not tested |Manual| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Floor brake test indicates a severely grabbing brake |3.3.C2d| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Brake lever cracked |3.1.2c| | 1 |
| Nearside Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Footrest missing |6.2.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Front Brake component leaking fluid |3.2.B4| | 1 |
| Nearside Rear Upper Direction indicators not working |1.5.1c| | 1 |
| Offside Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |