| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Rear reflector on motorcycle missing |1.4.1| | 9 |
| Registration plate issues | 9 |
| Registration plate lamp issues | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Nearside Rear Direction indicators not working |1.5.1c| | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Footrest missing |6.2.1a| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Rear reflector on motorcycle missing fit new reflector |1.4.1| | 1 |
| Offside Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Brake pedal insecure |3.1.2a| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Steering lock stop missing |2.1.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Brake pedal mounting insecure |3.1.2a| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Offside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Brake disc in such a condition that it is seriously weakened excess play on disc rivets (1.1.14 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort 90kgf measured.
Fluctuation discrepancy of 30kgf (1.2.1 (e)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Rear Outer Footrest missing (6.2.12 (a)) | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |