| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Front wheel bearings have excessive free play |2.3.5b| | 5 |
| Registration plate issues | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Direction indicator not working |1.5.1c| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 2 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Offside Rear Lower Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear Brake pedal attachment screws missing. |3.1.2b| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front Upper Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Rear reflector on sidecar damaged and function impaired |1.4.2a| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake drum|s| insecure |3.2.A1g| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Direction indicator missing |1.5.1a| | 1 |
| Offside Direction indicator missing |1.5.1a| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake cable badly frayed |3.2.A1b| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Brake drum|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front mudguard can easily contact any fixed point of the motor bicycle. |2.3.7| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Front Fuel tank leaking |7.2.1a| | 1 |
| Front suspension assembly has excessive free play in the pivot bearings. |2.3.2| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front An item not tested |Manual| | 1 |
| Front Headlamp aim not tested |1.6| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake locking device insecure |3.2.A1e| | 1 |
| Rear Brake component has an inadequate repair |3.1.5| | 1 |
| Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Upper Front suspension assembly component loose |2.3.1| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Front wheel spindle securing nut locking device missing split pin. |2.3.3a| | 1 |
| Headlamp aim not tested |1.6| | 1 |