| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Rear Direction indicators not working |1.5.1c| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front Direction indicators not working |1.5.1c| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Registration plate issues | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Rear Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Front Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock |2.1.4 |b|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Upper Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake hose stretched by steering movement |3.2.B3b| | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Offside Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Brake hose damaged | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Lower Fuel system component leaking |7.2.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |