| Most common failures | No# failures |
|---|
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Headlamp aim out of alignment | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Wheel spoke missing |4.2.1b| | 1 |
| Offside Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Offside Front Decelerometer brake test indicates a binding brake |3.3.E1d| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Steering linkage has excessive free play |2.2.2| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Stop lamp affected by the operation of the horn |1.3.2| | 1 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Centre Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| All direction indicators adversely affected by the operation of another lamp |4.4.3 |b|| | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front Upper Front suspension assembly component loose |2.3.1| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Outer Front Lower Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Centre Rear Wheel spoke excessively corroded |4.2.1b| | 1 |
| Centre Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Front Brake lining|s| contaminated by oil or grease |3.2.A1k| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| All direction indicators not working not flashing-non runner (4.4.1 (a) (ii)) | 1 |
| Headlamp aim not tested non runner (4.1.2 (b)) | 1 |
| Rear Position lamp not working non runner (4.2.1 (a)) | 1 |
| Front Brake lever has abnormal movement of levers indicating excessive wear or maladjustment no adjustment left -needs new shoes (1.1.15 (f)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Front Brake lever not releasing correctly and functionality of brakes affected cable needs lube (1.1.2 (b) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| All direction indicators adversely affected by the operation of another lamp *** battery dead *** (4.4.3 (b)) | 1 |
| Horn sound not in accordance with requirements *** battery dead *** (7.7 (c)) | 1 |
| Headlamp aim unable to be tested not working (4.1.2 (b)) | 1 |
| Stop lamp adversely affected by the operation of another lamp *** battery dead *** (4.3.3 (b)) | 1 |