| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Registration plate issues | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 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 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Rear Shock absorber insecurely attached |5.3.2 |a| |i|| | 1 |
| Fuel pipe leaking |6.1.3 |b| |i|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Central Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Central Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Central Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Sidecar rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Sidecar front position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear reflector on sidecar missing |1.4.1| | 1 |
| Sidecar wheel bearings are excessively rough |5.2.3d| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Parking brake lever releases when knocked |3.1.6a| | 1 |
| Front front brake binding |3.7.B.1| | 1 |
| Rear reflector obviously incorrectly positioned |1.5.1a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front position lamp obscured more than 50% |1.1.1d| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |