| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Direction indicator incorrect colour |1.5.1b| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Lower Brake component is excessively corroded |3.1.5| | 1 |
| Nearside Drive chain excessively tight |6.2.1d| | 1 |
| Central Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Central Front Horn not working |7.7 |a| |ii|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Registration plate issues | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Exhaust system insecure |6.1.2 |a|| | 1 |
| Front Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Offside Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Front Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Rear Drive chain excessively loose sprocket loose |6.2.1d| | 1 |