| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Brake hose damaged | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Rear mono-shock pivot seized |2.4.B.4| | 1 |
| Centre Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Fairing so located that it is likely to impede the steering |2.1.2e| | 1 |
| Offside Front Fairing so located that it is likely to impede the steering |2.1.2e| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Rear mono-shock pivot seized |2.4.B.4| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Rear Direction indicator insecure |1.5.3b| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake hose leaking fluid |3.2.B4| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |