| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 17 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 9 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Front wheel bearings have excessive free play |2.3.5b| | 8 |
| Drive chain worn to excess |6.2.1e| | 8 |
| Headlamp aim out of alignment | 8 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 7 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 5 |
| Horn not working |1.7.3a| | 5 |
| Front wheel bearings are excessively rough |2.3.5b| | 5 |
| Throttle operating incorrectly |6.2.1f| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Nearside Rear Direction indicators not working |1.5.1c| | 4 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Direction indicators not working |1.5.1c| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 3 |
| Upper Rear mono-shock pivot excessively worn |2.4.B.4| | 3 |
| Lower Rear mono-shock pivot excessively worn |2.4.B.4| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 3 |
| Drive chain excessively tight |6.2.1d| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp insecure |1.2.3b| | 2 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 2 |
| Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Offside Footrest insecure |6.2.1a| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Front Direction indicator not working |1.5.1c| | 2 |
| Nearside Rear Direction indicator missing |1.5.1a| | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Offside Rear Direction indicators not working |1.5.1c| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Offside Rear Direction indicator missing |1.5.1a| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Nearside Front Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Centre Rear Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Centre Rear Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 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 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Nearside Front Direction indicator deteriorated and function impaired |1.5.3a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Brake pedal attachment screws loose |3.1.2b| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear suspension bush has excessive free play swing arm |2.4.A2a|i|| | 1 |
| Rear Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking engine mounting bolt missing |6.1.1c| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Steering lock stop maladjusted trapping wiring |2.1.3| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| 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 |
| Rear Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Rear Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Handlebar deformed BENT/TWISTED |2.1.1b| | 1 |
| Direction indicator missing ALL INDICATORS NOT PRESENT |1.5.1a| | 1 |
| Rear Footrest missing BOTH REAR FOOTRESTS MISSING |6.2.1a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Lower Rear suspension bush has excessive free play LOWER SHOCK ABSORBER BUSH HAS EXCESSIVE FREE PLAY |2.4.A2a|i|| | 1 |
| Registration plate issues | 1 |
| Rear suspension bush has excessive free play SWING ARM BUSHES HAVE EXCESSIVE FREE PLAY |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Brake fluid reservoir insecurely mounted |3.2.B1a| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Rear Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Nearside Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Nearside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Lower Rear suspension component loose |2.4.A.1a| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Drive chain excessively loose |6.2.1d| | 1 |
| Headlamp main beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Rear Riders seat insecure |6.2.1a| | 1 |
| Nearside Handlebar handgrip missing |2.1.1c| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Front Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Nearside Front Direction indicator missing |1.5.1a| | 1 |
| Offside Front Direction indicator missing |1.5.1a| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |