| Most common failures | No# failures |
|---|
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 6 |
| Headlamp aim out of alignment | 6 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Horn not working |1.7.3a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front suspension assembly component excessively bent |2.3.1| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 2 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 2 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake pipe union leaking fluid |3.2.B4| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Nearside Front Steering lock stop ineffective |2.1.3| | 1 |
| Nearside Front Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Front Brake fluid reservoir insecurely mounted |3.2.B1a| | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front wheel spindle securing nut locking device insecure |2.3.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Forks in such a condition that steering control is adversely affected forks sized no movement (2.2.2 (d) (ii)) | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Nearside Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Registration plate issues | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |