| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Registration plate lamp issues | 3 |
| Offside Handlebar mounting clamp bolt loose |2.1.1a| | 2 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Headlamp aim out of alignment | 2 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear suspension fouling which affects the movement of the rear suspension |2.4.A.3a| | 1 |
| Rear Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Nearside Rear Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Nearside Front Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Seat insecure pillion |6.2.1a| | 1 |
| Centre Rear Lower Rear reflector on motorcycle missing |1.4.1| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Stop lamp not working on foot brake |4.3.1 |a| |ii|| | 1 |
| Brake pedal is bent and the brake cannot be readily applied hitting side panel |1.1.2 |d|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Stop lamp not working front stop light switch (4.3.1 (a) (ii)) | 1 |
| Horn not working switch gear faulty (7.7 (a) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |