| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Registration plate issues | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Nearside Rear Footrest missing |6.2.1a| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Horn not working |1.7.3a| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Front Brake pipe excessively chafed |3.2.B2a| | 1 |
| Offside Front Brake pipe excessively damaged |3.2.B2a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Offside Front Footrest insecure rubber ripped in half |6.2.1a| | 1 |
| Nearside Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Outer Direction indicator not working |1.5.1c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Rear Built up wheel has a bolt/s missing |4.2.1c| | 1 |
| Offside Footrest missing pillion |6.2.1a| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Exhaust has a major leak of exhaust gases silencer (6.1.2 (a)) | 1 |
| Horn missing |1.7.1| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Front Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Direction indicator incorrect colour all |1.5.1b| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Brake lever is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Brake pipe excessively damaged |3.2.B2a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Steering lock stop ineffective |2.1.3| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Fuel tank leaking |7.2.1a| | 1 |