| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Offside Front Direction indicator not working |1.5.1c| | 2 |
| Offside Front Brake disc|s| insecure |3.2.A1g| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 1 |
| Offside Brake lever excessively damaged |3.2.A1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Fuel tank insecure (6.1.3 (a) (i)) | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Fuel tank so insecure there is a risk of fire (6.1.3 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Brake disc|s| insecure |3.2.A1g| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Exhaust is leaking and excessively noisey front pipes in to head |7.1.1b| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Brake pedal insecure |3.1.2a| | 1 |
| Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Front Brake locking device insecure |3.2.A1e| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Decelerometer brake test indicates a binding brake |3.3.E1d| | 1 |
| Rear Decelerometer brake test indicates a binding brake |3.3.E1d| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Registration plate issues | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |