| Most common failures | No# failures |
|---|
| Registration plate issues | 26 |
| Rear reflector on motorcycle missing |1.4.1| | 15 |
| Horn not working |1.7.3a| | 9 |
| Horn not working (7.7 (a) (ii)) | 9 |
| Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Front wheel bearings have excessive free play |2.3.5b| | 5 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 4 |
| Horn missing |1.7.1| | 3 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp aim out of alignment | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Wheel spoke excessively loose |4.2.1b| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Horn control not functioning. |1.7.2b| | 2 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Brake performance not tested |3.3| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Riders seat insecure sub frame loose |6.2.1a| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Registration plate lamp issues | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Nearside Front Brake component has restricted free movement and operation is likely to be impeded calliper is catching somthing in wheel this need investigating |3.2.A1h| | 1 |
| Nearside Rear Rear suspension bush has excessive free play swing arm bush |2.4.A2a|i|| | 1 |
| Offside Rear Rear suspension bush has excessive free play swing arm bush |2.4.A2a|i|| | 1 |
| Centre Front Lower Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Centre Front Horn not working |1.7.3a| | 1 |
| Nearside Front Roller brake test indicates a severely grabbing brake brake is fouled by something in wheel |3.3.A1b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Rear reflector on motorcycle deteriorated and function impaired |1.4.2a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Central Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Brake performance not tested |3.3| | 1 |
| Stop lamp not working Both. (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Direction indicator missing |1.5.1a| | 1 |
| Central Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Stop lamp not working does not work off front brake switch broken |4.3.1 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Stop lamp not working rear brake light switch does not function (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak R&L (5.3.2 (b)) | 1 |