| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Offside Rear Direction indicator not working |1.5.1c| | 3 |
| Offside Rear Direction indicators not working |1.5.1c| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Registration plate issues | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake pedal pivot excessively tight |1.1.1 |a|| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Riders seat insecure Does not fasten in position (6.2.5 (a) (ii)) | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Stop lamp not working with rear brake |4.3.1 |a| |ii|| | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Wheel more than one fixing missing |5.2.1 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp remains on when the brake is released |when operating rear brake| |1.3.1e| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |