| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 17 |
| Headlamp aim out of alignment | 9 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 8 |
| Front Brake excessively binding (1.2.1 (f)) | 7 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Steering headbearing has excessive free play |2.2.2| | 6 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 4 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Stop lamp does not emit a steady light |1.3.1b| | 4 |
| Front suspension has inadequate damping effect. |2.3.6c| | 4 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 2 |
| Front position lamp incorrect colour |1.1.2a| | 2 |
| Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Registration plate issues | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Exhaust excessively deteriorated |7.1.1a| | 2 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| All direction indicators not working all not flashing - battery |4.4.1 |a| |ii|| | 1 |
| Suspension component ball joint excessively worn excess play front forks |5.3.4 |a| |i|| | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies from left brake lever |1.3.1a| | 1 |
| Registration plate lamp issues | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Fuel cap ineffective |6.1.3 |b| |i|| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect shock absorbers/forks seized. no damping effect (5.3.2 (b)) | 1 |
| Front Brake hose damaged and likely to fail not sat in its housing (1.1.12 (a)) | 1 |
| Brake hose damaged | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts Routed incorrectly. |3.2.B2c| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear wheel rotation likely to be impeded exhaust |6.2.1b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Direction indicator not working all |1.5.1c| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking undertray not secure |6.1.1c| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Front Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Headlamp aim headlamp damaged and function impaired no true aim |1.2.3a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Fuel cap missing |7.2.2a| | 1 |
| Rear Brake component insecure (1.1.21 (c)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Shock absorber has negligible damping effect seized |5.3.2 |b|| | 1 |
| Rear Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Shock absorber has negligible damping effect Rear shock has no damping effect |5.3.2 |b|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Stop lamp does not illuminate immediately a brake applies front control |1.3.1a| | 1 |
| Rear Stop lamp remains on when the brake is released and flickering |1.3.1e| | 1 |
| Brake performance not tested |3.3| | 1 |
| Brake performance not tested due to front brake binding and rear pads metal to metal |3.3| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Front position lamp missing |1.1.1a| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Offside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Nearside Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Fuel pipe leaking |7.2.1a| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Offside Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front Stop lamp does not emit a steady light |1.3.1b| | 1 |