| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Registration plate issues | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Brake lever has inadequate reserve travel |3.1.3b| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear brake binding | 3 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Indicator switch defective |1.5.4| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Nearside Front Front shock absorber leaking oil |9.2.7b| | 2 |
| Offside Front Front shock absorber leaking oil |9.2.7b| | 2 |
| Centre Front 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 |
| Rear Suspension arm corroded and seriously weakened swing arm |5.3.3 |b| |i|| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Brake locking device insecure |3.2.A1e| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Rear Exhaust mounting missing |7.1.1c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front suspension spring worn and seriously weakened |2.3.2b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Nearside Lower Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Offside Lower Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Nearside Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Roller brake test brake efficiency less than 27.5% overall |1.2.2 |a| |ii|| | 1 |
| Nearside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Nearside Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Handlebar deformed to the extent that steering is affected |2.2.1 |c| |ii|| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Rear Axle swivel joint has excessive play swingarm bearing |2.5.A.3b| | 1 |
| Offside Rear Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Front front brake binding |3.7.B.1| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Front Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake lever mounting insecure |3.1.2a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Offside Front Brake lever attachment screws loose |3.1.2b| | 1 |
| Outer Rear Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Inner Rear Lower Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Outer Front Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Rear Brake master cylinder severely damaged |3.2.B1b| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Stop lamp not working |1.2.1b| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Nearside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front Hand operated control valve malfunctioning |3.2.2c| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| Centre Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Front position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Handlebar excessively corroded |2.1.1b| | 1 |
| Rear Brake cylinder severely corroded |3.2.B1b| | 1 |
| Rear Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Rear Brake rod locking device missing |3.5.1l| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Rear Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Brake hydraulic reservoir leaking hydraulic fluid |3.6.A.1| | 1 |
| Drive shaft which forms part of the suspension distorted |2.4.G.4a| | 1 |
| Handlebar mounting clamp loose |9.2.1c| | 1 |
| Front Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Offside Rear Upper Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Upper Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Rear Upper Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Nearside Front Upper Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Centre Front Upper Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Lower Parking brake efficiency below requirements |3.7.B.7| | 1 |
| Offside Rear Lower Parking brake efficiency below requirements |3.7.B.7| | 1 |
| Nearside Lower Motorcycle structure cracked |6.1.1a| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |