| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Fuel tank leaking |6.1.3 |b| |i|| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Brake back plate|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Front suspension assembly component missing |2.3.1| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Centre Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 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 |
| Offside Rear Upper Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Registration plate issues | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Horn sound not in accordance with requirements both (7.7 (c)) | 1 |
| Drivers seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Rear Shock absorbers missing nut loose (5.3.2 (a) (ii)) | 1 |
| Steering component modified such that the steering is adversely affected nut loose (2.1.3 (f) (ii)) | 1 |
| Fuel cap ineffective seal missing (6.1.3 (b) (i)) | 1 |