| Most common failures | No# failures |
|---|
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Headlamp aim out of alignment | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Pillion seat insecure |6.2.6 |a| |ii|| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Rear Drive chain so loose it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Central Drive chain excessively tight |6.2.1d| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake fluid not visible |1.1.10 |d| |iii|| | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Front All position lamps do not illuminate immediately when switched on side |1.1.3a| | 1 |
| Nearside Indicator switch insecure |1.5.4| | 1 |
| Brake hose excessively deteriorated | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Stop lamp not working When used with front brake |4.3.1 |a| |ii|| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Headlamp at least one does not illuminate on dipped beam dip beam is very dim |1.2.2a|i|| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Steering lock stop ineffective |2.1.3| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride front sprocket and chain circlip |6.2.1h| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Wheel alignment incorrect which adversely affects the handling FRONT FORKS BENT |2.4 |a|| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Rear Brake locking device missing Reaction rod split pin missing |3.2.A1e| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Front Direction indicators not working both |1.5.1c| | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Offside Rear Lower Brake locking device missing |3.2.A1e| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Handlebar mounting clamp bolt missing |2.1.1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Upper Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |