| Most common failures | No# failures |
|---|
| Registration plate issues | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Headlamp aim out of alignment | 5 |
| Throttle operating incorrectly |6.2.1f| | 4 |
| Riders seat insecure |6.2.1a| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 2 |
| Horn not working |1.7.3a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Steering lock stop ineffective |2.1.3| | 2 |
| Front Horn not working |7.7 |a| |ii|| | 1 |
| Front Horn missing |1.7.1| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Stop lamp obscured |1.3.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Handlebar deformed |2.1.1b| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Nearside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 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 Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Headlamp insecure |4.1.1 |c|| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride rear brake torque arm locking pin missing |6.2.1h| | 1 |