| Most common failures | No# failures |
|---|
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Rear Brake lever mounting insecure |3.1.2a| | 2 |
| Motorcycle structure adversely modified |6.1.1b| | 2 |
| Handlebar deformed |2.1.1b| | 2 |
| Registration plate issues | 2 |
| Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp aim out of alignment | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear wheel insecure |4.2.3b| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Upper Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |