| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 24 |
| Rear reflector missing (4.8.2 (a) (ii)) | 11 |
| Registration plate issues | 9 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Registration plate lamp issues | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Stop lamp remains on when the brakes are released | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Stop lamp not working front lever (4.3.1 (a) (ii)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Handlebar so insecure it is likely to become detached Handlebar clamps loose (2.2.1 (b) (ii)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Front Brake cylinder insecure handlebar clamp loose (1.1.16 (c) (i)) | 1 |
| Clutch lever shortened so it cannot be readily operated (6.2.7 (b)) | 1 |
| Nearside Front Direction indicator lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Stop lamp not working brake switch wiring disconnected (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator lens defective such that the emitted light is adversely affected lens missing (4.4.1 (b) (ii)) | 1 |
| Offside Front Stop lamp not working handle bar switch (4.3.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Offside Front Horn not working (7.7 (a)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Rear Footrest missing both (6.2.12 (a)) | 1 |
| Front Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp not working (by hand control) (4.3.1 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Handlebar so insecure it is likely to become detached Nearside bush worn (2.2.1 (b) (ii)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Front Brake lever insecure broken at mounting point (1.1.2 (e) (i)) | 1 |
| Stop lamp not working when front brake applied (4.3.1 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Front Stop lamp not working control (4.3.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected bike revs when bars turned right (6.2.7 (a) (ii)) | 1 |
| Stop lamp not working With front brake. (4.3.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Throttle operating incorrectly Bike revs when bars turned to the right. (6.2.7 (a) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Offside Direction indicator not working |4.4.1 |a| |ii|| | 1 |