| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Nearside Front Direction indicator not working |1.5.1c| | 3 |
| Offside Front Footrest insecure |6.2.1a| | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Direction indicator flashing less than 60 times a minute |1.5.1c| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 2 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Brake pipe union leaking fluid |3.2.B4| | 1 |
| Nearside Lower Handlebar mounting excessively deteriorated |flexible type| split pin missing |2.1.1d| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Rear Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Brake component has an inadequate repair |3.1.5| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear suspension bush has excessive free play swing arm bushes-excess play |2.4.A2a|i|| | 1 |
| Registration plate issues | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Horn control not functioning. replaced |1.7.2b| | 1 |
| Rear reflector on motorcycle missing replaced |1.4.1| | 1 |
| Nearside Front Direction indicators not working loose wire fixed |1.5.1c| | 1 |
| Nearside Front Direction indicator not working bad earth fixed. (4.4.1 (a) (ii)) | 1 |
| Brake hose excessively deteriorated | 1 |
| Centre Front Front position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |