| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 2 |
| Nearside Front Direction indicator insecure |1.5.3b| | 2 |
| Horn not working |1.7.3a| | 2 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Brake lever has inadequate reserve travel (3.1.3b) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Brake lever has inadequate reserve travel rear |3.1.3b| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Wheel fixing missing |single fixing| wheel spacer |5.2.1 |a| |ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Brake lining|s| contaminated by oil or grease |3.2.A1k| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Registration plate issues | 1 |
| Front Brake performance not tested |3.3| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Registration plate lamp issues | 1 |
| Front Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |