| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 3 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 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 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Horn not working |1.7.3a| | 2 |
| Offside Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Offside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride rear right hand chain adjuster is loose |6.2.1h| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Riders seat insecure tongue at underside rear of seat is not locked into its securing slot. |6.2.1a| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Footrest missing |6.2.1a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Offside Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Centre Front Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Centre Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Footrest missing |6.2.1a| | 1 |
| Rear suspension bush has excessive free play Swing Arm Bearings |2.4.A2a|i|| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking The engine is a stress member on this vehicle and the engine is loose. |6.1.1c| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride L/H Switch Gear insucure |6.2.1h| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Nearside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear brake light not working |1.3.1a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Front Footrest missing |6.2.1a| | 1 |
| Rear suspension bearing has excessive free play swingarm |2.4.A2a|i|| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Headlamp aim beam image kick up to the offside Beam "kicks" wrong way. |1.6| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |