| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 34 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 21 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 18 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 14 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 14 |
| Steering headbearing has excessive free play |2.2.2| | 14 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Rear reflector on motorcycle missing |1.4.1| | 10 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 8 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Riders seat insecure |6.2.1a| | 7 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 7 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Headlamp insecure |1.2.3b| | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 3 |
| Nearside Rear Direction indicator not working |1.5.1c| | 3 |
| Handlebar deformed |2.1.1b| | 3 |
| Direction indicators not working |1.5.1c| | 3 |
| Rear Brake lever insecure |3.1.2a| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Nearside Direction indicator not working |1.5.1c| | 3 |
| Offside Direction indicator not working |1.5.1c| | 3 |
| Horn not working |1.7.3a| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 2 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 2 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Offside Front Direction indicator not working |1.5.1c| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Rear Rear reflector on motorcycle obscured |1.4.2b| | 2 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 2 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Headlamp aim not tested |1.6| | 2 |
| Front suspension assembly component excessively misaligned |2.3.1| | 2 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 2 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 2 |
| Offside Direction indicators flashing more than 120 times per minute |1.5.1c| | 2 |
| Registration plate issues | 2 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear reflector on motorcycle obscured |1.4.1| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Horn control defective |1.7.2a| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front position lamp insecure |1.1.1c| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Motorcycle structure excessively damaged |6.1.1a| | 2 |
| Rear wheel insecure |4.2.3b| | 2 |
| Rear Brake lever mounting insecure |3.1.2a| | 2 |
| Rear Brake lever is inoperative |3.1.3c| | 2 |
| Handlebar mounting clamp loose |2.1.1a| | 2 |
| Centre Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 2 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Brake cable knotted |3.2.A1b| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake lever mounting cracked |3.1.2c| | 1 |
| Centre Fuel cap does not fasten securely by a positive means |7.2.2b| | 1 |
| Offside Front Indicator tell tale not functioning |1.5.2| | 1 |
| Nearside Front Upper Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Rear Upper Brake lever insecure |3.1.2a| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Stop lamp insecure |1.3.3b| | 1 |
| Rear Direction indicator insecure |1.5.3b| | 1 |
| Rear Front mudguard insecure |2.3.7| | 1 |
| Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Lower Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Front Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Nearside Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Centre Leg shield insecure and likely to impede the steering |2.1.2e| | 1 |
| Offside Brake lever attachment screws loose |3.1.2b| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Nearside Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear Rear wheel insecure |4.2.3b| | 1 |
| Nearside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Centre Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Leg shield insecure and likely to impede the steering |2.1.2e| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake operation |1.3.1a| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Front Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp affected by the operation of the horn |1.3.2| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Lower Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Offside Headlamp damaged and function impaired |1.2.3a| | 1 |
| Rear Brake lever attachment screws missing |3.1.2b| | 1 |
| Nearside Front Upper Brake lever mounting cracked |3.1.2c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear Rear position lamp insecure |1.1.1c| | 1 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Brake performance not tested |3.3| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| An item not tested |Manual| | 1 |
| Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Nearside Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Brake lever insecure |3.1.2a| | 1 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Centre Front Upper Headlamp insecure |1.2.3b| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Stop lamp not working bulb (4.3.1 (a) (ii)) | 1 |