| Most common failures | No# failures |
|---|
| Headlamp aim beam image kick up to the offside |1.6| | 5 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 5 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 5 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Headlamp aim out of alignment | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Brake disc|s| friction surface contaminated by oil or grease fork oil on disc and pads |3.2.A1k| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Throttle operating incorrectly Sticking due to incorrect routing at carburettor |6.2.1f| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Centre Motorcycle structure adversely modified engine frame mounting spacer missing |6.1.1b| | 1 |
| Rear Exhaust has part of the system missing |7.1.1a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Nearside Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Offside Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |