| Most common failures | No# failures |
|---|
| Front Roller brake test indicates a binding brake |3.3.A1a| | 9 |
| Rear reflector on motorcycle missing |1.4.1| | 8 |
| Horn not working |1.7.3a| | 5 |
| Headlamp aim out of alignment | 5 |
| Registration plate issues | 4 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Centre Rear Upper Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Upper Direction indicators not working |1.5.1c| | 1 |
| Offside Upper Fuel hose leaking |7.2.1a| | 1 |
| Front Brake pipe excessively damaged |3.2.B2a| | 1 |
| Horn control not readily accesible. |1.7.2a| | 1 |
| Offside Rear Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear wheel rotation likely to be impeded rear mudguard |6.2.1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Inner Front Upper Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Brake lever attachment screws loose |3.1.2b| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Offside Front wheel spindle securing nut locking device insecure |2.3.3a| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Headlamp insecure |4.1.1 |c|| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front Front suspension assembly component loose |2.3.1| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Rear Brake pedal attachment screws loose |3.1.2b| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Handlebar mounting excessively deteriorated |flexible type| |2.1.1d| | 1 |
| Offside Rear Brake locking device missing |3.2.A1e| | 1 |
| Rear Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Built up wheel has a loose rivet/s |4.2.1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Offside Front suspension assembly component loose |2.3.1| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Floor brake test Neither brake control achieves an efficiency of 25% |3.3.C1b| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Front position lamp insecure (1.1.1c) | 1 |
| Front Hydraulic brake control creeps under load. (3.1.4a) | 1 |
| Front Hydraulic brake control feels spongy (3.1.4a) | 1 |
| Rear Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |