| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 4 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front suspension has inadequate damping effect. |2.3.6c| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Offside Footrest insecure |6.2.1a| | 1 |
| Nearside Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Offside Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Offside Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Stop lamp obviously incorrectly positioned |1.2.1a| | 1 |
| Indicator switch faulty |1.4.A.1| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Brake linkage has abnormal movement of levers indicating excessive wear |3.5.1f| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Registration plate issues | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front position lamp missing |1.1.1a| | 1 |
| Nearside Front Motorcycle structure excessively corroded frame/footrest mount |6.1.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Centre Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Sidecar direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Motorcycle structure excessively corroded frame/footrest |6.1.1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Nearside Front Upper Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Centre Front Upper Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Front Upper Handlebar deformed |2.1.1b| | 1 |
| Offside Front Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Front Upper Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Centre Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear suspension component excessively corroded. |2.4.A.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear Brake pedal insecure |3.1.2a| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Centre Headlamp not working on main beam |1.7.5a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Offside Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Offside An item not tested |Manual| | 1 |