| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Registration plate issues | 2 |
| Lower Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Indicator switch insecure |1.5.4| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 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 |
| Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Headlamp switch insecure |1.2.4| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Brake component has an inadequate repair |3.1.5| | 1 |
| Front Brake hose leaking fluid |3.2.B4| | 1 |
| Front 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 |
| Front Brake fluid reservoir fluid not visible Fluid level window covered (1.1.10 (d) (iii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear suspension bush has excessive free play all suspension bushes excessive free play |2.4.A2a|i|| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Horn not working |1.7.3a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake caliper inadequately mounted and braking performance affected |1.1.16 |c| |ii|| | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Centre Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Rear Rear position lamp insecure |1.1.1c| | 1 |