| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 20 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 7 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 5 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 5 |
| Headlamp insecure |1.2.3b| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Horn not working |1.7.3a| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Registration plate issues | 2 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Centre Headlamp insecure |1.2.3b| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Front Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Centre Front Upper Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Riders seat insecure |6.2.1a| | 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 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Fuel cap missing |7.2.2a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Centre Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Central Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Inner Front Brake component is excessively corroded |3.1.5| | 1 |
| Offside Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Steering lock stop missing |2.1.3| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Nearside Brake lever attachment screws loose |3.1.2b| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Vehicle identification number not displayed |0.2 |a|| | 1 |
| Nearside Brake lever insecure |1.1.2 |e| |i|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Exhaust silencer likely to become detached mounting bolt missing |8.1.1 |b| |ii|| | 1 |
| Front Brake component is excessively corroded |3.1.5| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Front Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Brake component is excessively corroded |3.1.5| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Direction indicators not working Front and rear |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies Stop light does not light when either brake is applied. |1.3.1a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam Dip beam not working. |1.2.2a|i|| | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Front Steering linkage insecure to the extent there is excessive movement at the mountings Rear suspension bush wear |2.1.3 |a| |ii|| | 1 |
| Nearside Front Steering linkage insecure to the extent there is excessive movement at the mountings Rear suspension bush wear |2.1.3 |a| |ii|| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Rear Rear shock absorber has inadequate damping effect. Rear shock absorber has no damping |2.4.A.3b| | 1 |
| Central Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Front Suspension arm attachment bracket/mounting insecure |5.3.3 |a| |i|| | 1 |
| Front Brake linkage clevis joint excessively worn |3.2.A1d| | 1 |
| Direction indicators not working |1.5.1c| | 1 |