| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Headlamp aim out of alignment | 3 |
| Registration plate issues | 3 |
| Nearside Rear reflector missing |1.5.1a| | 2 |
| Offside Rear reflector missing |1.5.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Fuel system component insecure |7.2.1b| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake lagging in operation |1.2.1 |d|| | 1 |
| Centre Headlamp not working on main beam |1.7.5a| | 1 |
| Parking brake not fitted on at least one wheel on a 3 wheeled vehicle |3.1.1| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake component leaking fluid |3.2.B4| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear suspension component loose |2.4.A.1a| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Rear Indicator switch does not operate the direction indicators on the side selected |1.5.4| | 1 |
| Offside Rear Indicator switch does not operate the direction indicators on the side selected |1.5.4| | 1 |
| Fuel hose leaking excessively or a risk of fire |6.1.3 |b| |ii|| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Rear spring repaired by welding |2.4A1b|iii| | 1 |
| Offside Front Brake hose leaking (1.1.12 (c)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |