| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Horn not working |1.7.3a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Registration plate issues | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Steering movement excessively rough with the wheel raised |2.2.1b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Shock absorber has negligible damping effect rear shock absorbers seized |5.3.2 |b|| | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Brake lever has inadequate reserve travel |rear brake| |3.1.3b| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Fuel cap ineffective |6.1.3 |b| |i|| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Brake excessively binding |1.2.1 |f|| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Footrest missing both rear footpegs (6.2.12 (a)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Upper Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Throttle operating incorrectly sticking |6.2.1f| | 1 |
| Nearside Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |