| Most common failures | No# failures |
|---|
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Drive chain fouling another component |6.2.1d| | 2 |
| Headlamp aim out of alignment | 2 |
| Offside Rear Footrest missing |6.2.1a| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Nearside Front All direction indicators adversely affected by the operation of another lamp |4.4.3 |b|| | 1 |
| Offside Front All direction indicators adversely affected by the operation of another lamp |4.4.3 |b|| | 1 |
| Nearside Rear All direction indicators adversely affected by the operation of another lamp |4.4.3 |b|| | 1 |
| Offside Rear All direction indicators adversely affected by the operation of another lamp |4.4.3 |b|| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Brake locking device insecure split pin missing from rear brake anchor arm |3.2.A1e| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Wheel fixing missing (single fixing) (5.2.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play Wheel loose (5.1.3 (a) (i)) | 1 |
| Registration plate issues | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp missing (4.1.1 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Upper Steering linkage has excessive free play |2.2.2| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| An item not tested |Manual| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Front Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Horn not working |1.7.3a| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Centre Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Centre Front Upper Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Centre Rear Upper Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Front Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 1 |