| Most common failures | No# failures |
|---|
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 4 |
| Horn not working |1.7.3a| | 4 |
| Headlamp aim out of alignment | 4 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 4 |
| Rear Wheel spoke excessively loose |4.2.1b| | 3 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front position lamp insecure |1.1.1c| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear Wheel spoke cracked. |4.2.1b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp insecure |1.2.3b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Brake lever has insufficient reserve travel front brake (1.1.2 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Outer Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Centre Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Offside Rear Rear wheel spindle loose |2.4.A.2b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies front stop light switch |1.3.1a| | 1 |
| Offside Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |
| Leg shield insecure and likely to impede the steering |2.1.2e| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Wheel spoke excessively bent |4.2.1b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Nearside Rear Direction indicator deteriorated and function impaired |1.5.3a| | 1 |
| Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Direction indicator not working |1.5.1c| | 1 |