| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Registration plate issues | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Front Brake excessively binding staying on then coming off slow (1.2.1 (f)) | 1 |
| Offside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake lever attachment screws missing |3.1.2b| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Offside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake fluid not visible |1.1.10 |d| |iii|| | 1 |
| Offside Front Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Rear Lower Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Inner Rear Lower Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Nearside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Offside Footrest insecure |6.2.1a| | 1 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Brake pipe excessively corroded | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front Upper Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Indicator tell tale not functioning |1.5.2| | 1 |
| Offside Rear Indicator tell tale not functioning |1.5.2| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen no image |1.6.B.1| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Brake lever has restricted free movement |1.1.15 |e|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 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 |
| Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |