| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 32 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Registration plate issues | 8 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Horn not working |1.7.3a| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Brake pipe excessively corroded | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Front Lower Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Rear suspension component loose Swinging arm bolt loose! |2.4.A.1a| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Brake pedal insecure |3.1.2a| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Nearside Rear Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear mono-shock insecure |2.4.B.4| | 1 |
| Offside Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Gradient brake test indicates a binding brake |3.3.D1c| | 1 |
| Fuel pipe leaking dripping on exhaust |7.2.1a| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking side stand loose,resulting in engine mount loose |6.1.1c| | 1 |
| Steering lock stop loose steering yoke loose |2.1.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Nearside Front Fairing so located that it is likely to impede the steering |2.1.2e| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Nearside Fuel system component leaking carburettor |7.2.1a| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Offside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front Headlamp aim beam image too far to the right |1.6.4| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Fuel pipe union leaking |7.2.1a| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Fuel cap ineffective FUEL CAP SEALING RUBBER (6.1.3 (b) (i)) | 1 |