| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Sidecar wheel bearings have excessive free play |5.2.3c| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Front Wheel fixing loose (single fixing) spindle nut (5.2.1 (a) (ii)) | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Brake master cylinder has a seized master cylinder pivot. |3.2.B5| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Horn emits 2 or more alternating tones |1.7.3b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear Wheel damaged significantly reducing the original strength |4.2.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies brake light switch |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Centre Front Upper Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Centre Rear Upper Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Upper Headlamp switch faulty |1.2.4| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Front Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Inner Front Horn not working |1.7.3a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Exhaust excessively deteriorated |7.1.1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Brake excessively binding (1.2.1 (f)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |