| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Registration plate issues | 12 |
| Horn not working |1.7.3a| | 6 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 6 |
| 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| | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 4 |
| Front wheel bearings are excessively rough |2.3.5b| | 4 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Nearside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Rear Footrest insecure |6.2.1a| | 2 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Centre Rear Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Front wheel has a loose wheel bolt|s| |4.2.3a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Brake pedal attachment screws loose |3.1.2b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Nearside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Front Horn not working |1.7.3a| | 1 |
| Offside Indicator tell tale not functioning |1.5.2| | 1 |
| Nearside Rear Upper Motorcycle structure joining/attachment plate or fastening insecure engine mounting bolt that holds the crash bar on and the engine to the frame was loose. |6.1.1 |b| |i|| | 1 |
| Offside Front Brake lining|s| contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear 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 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Suspension arm pin or bush excessively worn both sides |5.3.4 |a| |i|| | 1 |
| Offside Rear Shock absorbers insecurely attached |5.3.2 |a| |i|| | 1 |
| Steering head bearings has excessive wear or free play |2.2.2 |g|| | 1 |
| Rear Suspension arm has excessive play in a pin/bush both sides |2.4.G.2| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Lower Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| An item not tested |Manual| | 1 |
| Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Rear Lower Locking devices not correctly fitted which may make the motor bicycle dangerous to ride centre stand secure bolt missing |6.2.1h| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Exhaust has part of the system missing |7.1.1a| | 1 |
| Front shock absorber seal failed and leaking oil both |2.3.3| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect Forks stick down at the bottom of travel and springs feel weak. (5.3.2 (b)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake linkage has restricted free movement Rear brake pivot restricted by exhaust. (1.1.15 (e)) | 1 |
| Front Brake component insecure Front upper l/h pad pin r clip missing. (1.1.21 (c)) | 1 |
| Registration plate lamp issues | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect led headlight bulb is fitted that has no beam pattern (4.1.2 (c)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |