| Most common failures | No# failures |
|---|
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Headlamp aim out of alignment | 2 |
| Registration plate issues | 2 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 2 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 2 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Centre Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Brake pedal attachment screws loose |3.1.2b| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Centre Rear Upper Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Brake component is fractured |3.1.5| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear mono-shock insecure |2.4.B.4| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Direction indicators flashing more than 120 times per minute all |1.5.1c| | 1 |
| Direction indicators affected by the operation of another lamp horn |1.5.1c| | 1 |