| Most common failures | No# failures |
|---|
| Registration plate issues | 3 |
| Headlamp aim out of alignment | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 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 |
| Horn missing |1.7.1| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 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 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Central Front Horn not working (7.7 (a)) | 1 |
| Central Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Front Horn not working |7.7 |a| |ii|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |