| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Registration plate issues | 10 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 5 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Horn control not functioning. |1.7.2b| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Headlamp light source and lamp not compatible hdi bulb fitted |4.1.4 |c|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Offside Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Offside Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Upper Hazard warning switch faulty |1.4.B.1d| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Stop lamp does not illuminate immediately a brake applies Front brake switch disconnected |1.3.1a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Rear 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 |
| Front Horn is not a constant note |1.7.3c| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Offside Rear Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Brake component leaking fluid |3.2.B4| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| An item not tested |Manual| | 1 |
| Brake reaction bracket securing bolt|s| missing |3.2.A1j| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 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 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen There is no discernable beam pattern |1.6.B.1| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride Rear brake linkage system |6.2.1h| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Front Direction indicator missing |1.5.1a| | 1 |
| Offside Front Direction indicator missing |1.5.1a| | 1 |
| Nearside Rear Direction indicator missing |1.5.1a| | 1 |
| Offside Rear Direction indicator missing |1.5.1a| | 1 |
| Front Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Horn not working (7.7 (a)) | 1 |