| Most common failures | No# failures |
|---|
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp aim out of alignment | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Exhaust has a major leak of exhaust gases exhaust is broken and leaking at flange |6.1.2 |a|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Registration plate issues | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride Rear footrest locking device missing |6.2.1h| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Lower Motorcycle structure cracked |6.1.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Exhaust has a major leak of exhaust gases Cracked |6.1.2 |a|| | 1 |
| Footrest missing Both rear |6.2.12 |a|| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |