| Most common failures | No# failures |
|---|
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 15 |
| Headlamp aim out of alignment | 12 |
| Rear reflector on motorcycle missing |1.4.1| | 11 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 10 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 4 |
| Rear reflector on motorcycle obscured |1.4.1| | 4 |
| Rear Front mudguard insecure |2.3.7| | 3 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 3 |
| Registration plate issues | 3 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 3 |
| Registration plate lamp issues | 3 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 2 |
| Rear Brake lever attachment screws missing |3.1.2b| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Handlebar mounting clamp loose |2.1.1a| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Headlamp aim not tested |1.6| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Position lamp not working both |4.2.1 |a|| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Steering linkage has excessive free play |2.2.2| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 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 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Steering lock stop ineffective |2.1.3| | 1 |
| Nearside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Front Brake lever insecure |3.1.2a| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Nearside Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear reflector missing covered by l plate (4.8.2 (a) (ii)) | 1 |
| Front Brake caliper insecure bolt missing (1.1.16 (c) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam switch damaged (4.1.3 (b)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |