| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 9 |
| Headlamp aim out of alignment | 6 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 4 |
| Nearside Front Footrest insecure |6.2.1a| | 4 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Fuel system component leaking |7.2.1a| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Centre Fuel system component leaking |7.2.1a| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Registration plate issues | 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 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Rear Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Brake lever insecure |3.1.2a| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear An item not tested |Manual| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Offside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Fuel system component leaking drip from carb bowl |7.2.1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |