| Most common failures | No# failures |
|---|
| Headlamp aim beam image kick up to the offside |1.6| | 8 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Headlamp aim out of alignment | 6 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Drive chain worn to excess |6.2.1e| | 3 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Drive chain excessively loose |6.2.1d| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Headlamp aim beam image kick-up is to the offside |1.6.1| | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Horn not working |1.7.3a| | 2 |
| Handlebar deformed |2.1.1b| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Registration plate issues | 2 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Centre Front Upper Front position lamp insecure |1.1.1c| | 1 |
| Offside Front Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Upper Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Upper Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Lower Drive chain worn to excess |6.2.1e| | 1 |
| Nearside Rear Lower Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Rear Lower Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Nearside Front Upper Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Centre Front Upper Headlamp aim not tested |1.6| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Throttle operating incorrectly not returning |6.2.1f| | 1 |
| Upper Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Steering damper in such a condition that the steering action is impaired. |2.1.2d| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Pillion seat insecure hand rail also in cooperating the rear indicators |6.2.6 |a| |ii|| | 1 |
| Direction indicator missing all 4 |1.5.1a| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Headlamp switch insecure |1.2.4| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicators not working |1.5.1c| | 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 Stop lamp does not illuminate immediately a brake applies brake light nr side not working when front or back levers are applied |1.3.1a| | 1 |
| Rear Footrest missing missing off rear |6.2.1a| | 1 |
| Horn not working not working |1.7.3a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Nearside Indicator switch insecure |1.5.4| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Lower Steering lock stop missing |2.1.3| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Brake lever attachment screws loose |3.1.2b| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Front Wheel spoke missing |4.2.1b| | 1 |