| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 260 |
| Registration plate issues | 33 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 27 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 27 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 16 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 13 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 8 |
| Horn not working |1.7.3a| | 8 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 7 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 6 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Throttle operating incorrectly |6.2.1f| | 6 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 5 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 5 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 5 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 5 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 5 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 4 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Riders seat insecure |6.2.1a| | 4 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 4 |
| Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Rear Rear wheel bearings are excessively rough |2.4.A.2c| | 4 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 3 |
| Rear Roller brake test indicates a severely juddering brake |3.3.A1b| | 3 |
| Rear Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 3 |
| Front Brake excessively binding |1.2.1 |f|| | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 3 |
| Rear Seat insecure |6.2.1a| | 3 |
| Headlamp aim not tested |1.6| | 3 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 3 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Headlamp insecure |1.2.3b| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 3 |
| Rear Decelerometer brake test indicates a severely juddering brake |3.3.E1e| | 3 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 3 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 2 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 2 |
| Offside Front Direction indicator damaged and function impaired |1.5.3a| | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Front Brake hose stretched by steering movement |3.2.B3b| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 2 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear Valve stem seriously damaged |5.2.3 |j|| | 2 |
| Front Riders seat insecure |6.2.1a| | 2 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front Brake hose leaking fluid |3.2.B4| | 2 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |