| Most common failures | No# failures |
|---|
| Registration plate issues | 4 |
| Horn missing |1.7.1| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip missing |2.1.1c| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Headlamp light intensity severely reduced |4.1.4 |a|| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Shock absorber insecurely attached spring |5.3.2 |a| |i|| | 1 |
| Rear Road spring so insecure that control of the motorcycle is likely to be adversely affected |5.3.1 |a| |ii|| | 1 |
| Rear Suspension component has an unsafe modification |5.3.3 |c| |i|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Horn not working (1.7.3a) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Steering headbearing has excessive free play (2.2.2) | 1 |
| Front wheel bearings have excessive free play (2.3.5b) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil (2.3.3) | 1 |
| Drive chain excessively tight (6.2.1d) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Front Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Offside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Central Front Headlamp aim not tested one dip or main not working (4.1.2 (b)) | 1 |
| Central Rear Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Brake master cylinder insecure cap loose (1.1.10 (c)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Suspension arm pin or bush excessively worn swining arm bearings (5.3.4 (a) (i)) | 1 |
| Rear Suspension arm pin or bush excessively worn shocker mounting bearing (5.3.4 (a) (i)) | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment brake pedal (1.1.15 (f)) | 1 |