| Most common failures | No# failures |
|---|
| Registration plate issues | 4 |
| Headlamp aim out of alignment | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 2 |
| Stop lamp emits other than a steady red light |1.3.1b| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 2 |
| Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Chain guard insecure |6.2.1c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Fuel tank leaking |7.2.1a| | 1 |
| Fuel cap leaking (6.1.3 (b) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake master cylinder reservoir cap missing (1.1.10 (e)) | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Fuel tank insecure (6.1.3 (a) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |