| Most common failures | No# failures |
|---|
| Registration plate issues | 21 |
| Rear reflector on motorcycle missing |1.4.1| | 16 |
| Headlamp aim out of alignment | 16 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Front wheel bearings have excessive free play |2.3.5b| | 7 |
| Front wheel bearings are excessively rough |2.3.5b| | 6 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 5 |
| 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| | 4 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Rear Footrest missing |6.2.1a| | 4 |
| Throttle operating incorrectly |6.2.1f| | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 2 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Registration plate lamp issues | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Stop lamp not working Front front brake control |4.3.1 |a| |ii|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear suspension component loose bolt missing in swinging arm |2.4.A.1a| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Rear reflector on motorcycle does not reflect squarely to the rear |1.4.1| | 1 |
| Offside Rear reflector on motorcycle does not reflect squarely to the rear |1.4.1| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Upper Position lamp switch insecure |1.1.4b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Offside Front Throttle operating incorrectly throttle sticking open when on full lock (6.2.7 (a) (i)) | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Clutch lever shortened so it cannot be readily operated (6.2.7 (b)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Horn not working (7.7 (a)) | 1 |