| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Horn not working |1.7.3a| | 3 |
| Registration plate issues | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Front position lamp missing |1.1.1a| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Offside Rear Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Offside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Centre Front position lamp insecure |1.1.1c| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Rear Wheel spoke excessively bent |4.2.1b| | 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 emit a steady light |1.3.1b| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Handlebar mounting excessively deteriorated |flexible type| |2.1.1d| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Brake lever insecure |3.1.2a| | 1 |
| Brake hose excessively deteriorated | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Brake pedal insecure |3.1.2a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear suspension fouling which affects the movement of the rear suspension |2.4.A.3a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Sidecar direction indicator not working |1.5.1c| | 1 |
| Rear Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Headlamp main beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Fuel tank leaking |7.2.1a| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |