| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Drive chain excessively loose |6.2.1d| | 6 |
| Horn not working |1.7.3a| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Headlamp aim not tested |1.6| | 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| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Direction indicators not working all |1.5.1c| | 1 |
| Hazard warning lamps not fitted |1.4.B.1a| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies front |1.3.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear |1.3.1a| | 1 |
| Front shock absorber seal failed and leaking oil l/h |2.3.3| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Centre Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Centre Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Registration plate issues | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Registration plate lamp issues | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Front Brake hose excessively stretched |1.1.12 |b| |ii|| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Exhaust excessively deteriorated HEAT SHIELD |7.1.1a| | 1 |
| Nearside Exhaust excessively deteriorated EXHAUST BLOWING |7.1.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies STUCK ON |1.3.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases bolt missing on bracket causes exhaust gas,s to leak (6.1.2 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp incorrect colour (4.1.4 (a)) | 1 |
| Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Exhaust is leaking and excessively noisey (7.1.1b) | 1 |
| Drive chain excessively loose (6.2.1d) | 1 |
| Exhaust excessively deteriorated (7.1.1a) | 1 |
| Front Front shock absorber seal failed and leaking oil (2.3.3) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |