| Most common failures | No# failures |
|---|
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 6 |
| Headlamp aim out of alignment | 6 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 4 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Brake hose leaking fluid |3.2.B4| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Nearside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Nearside Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Nearside Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Centre Exhaust excessively deteriorated |7.1.1a| | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Registration plate issues | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Rear suspension component misaligned |2.4.A.1a| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |