| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Horn not working |1.7.3a| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Centre Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Front Fuel cap sealing washer missing |7.2.2c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Wheel spoke cracked. |4.2.1b| | 1 |
| Rear Brake linkage has abnormal movement due to maladjustment |3.2.A1i| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front suspension assembly component loose |2.3.1| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Centre Front Upper Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Front Lower Horn not working |1.7.3a| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.3a| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Nearside Horn not working |1.7.3a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Brake rod excessively chafed |3.2.A1a| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Front Brake locking device insecure |3.2.A1e| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |