| Most common failures | No# failures |
|---|
| Registration plate issues | 5 |
| Headlamp aim out of alignment | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Nearside All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Brake cable has a significantly damaged outer casing. |3.2.A1b| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Floor brake test Neither brake control achieves an efficiency of 25% |3.3.C1b| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Front Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Front Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Front Fuel pipe union leaking |7.2.1a| | 1 |
| Front Sidecar front position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Sidecar rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Sidecar rear red reflector missing |1.4.1| | 1 |
| Rear Brake component has an inadequate repair |3.1.5| | 1 |
| Front Brake component is fractured |3.1.5| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Central Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake component has an inadequate repair |3.1.5| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |