| Most common failures | No# failures |
|---|
| Exhaust is leaking and excessively noisey |7.1.1b| | 9 |
| Headlamp aim out of alignment | 8 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 6 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 5 |
| Steering headbearing has excessive free play |2.2.2| | 5 |
| Front Steering headbearing has excessive free play |2.2.2| | 4 |
| Registration plate issues | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Offside Rear Direction indicator damaged and function impaired |1.5.3a| | 2 |
| Offside Steering lock stop ineffective |2.1.3| | 2 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Steering lock stop ineffective left and right |2.1.3| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators flashing more than 120 times per minute front and rear when revving |1.5.1c| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Centre Front Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Direction indicator missing |1.5.1a| | 1 |
| Offside Rear Direction indicator missing |1.5.1a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Rear Brake component leaking fluid |3.2.B4| | 1 |
| Rear suspension bush has excessive free play Front engine mount |2.4.A2a|i|| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Brake lever is inoperative |3.1.3c| | 1 |
| Brake lever cracked |3.1.2c| | 1 |
| Rear Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |