| Most common failures | No# failures |
|---|
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 8 |
| Headlamp aim out of alignment | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 4 |
| Brakes imbalanced across an axle | 3 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 2 |
| Rear parking brake recording little or no effort | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear position lamp incorrect colour |1.1.2b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Oil leaking continuously from transmission posing a serious risk to road safety axle (8.4.1 (a) (ii)) | 1 |
| Front Brake back plate|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Nearside Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Riders seat insecure |6.2.1a| | 1 |