| Most common failures | No# failures |
|---|
| Registration plate issues | 12 |
| Rear reflector missing (4.8.2 (a) (ii)) | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 7 |
| Headlamp aim out of alignment | 3 |
| Horn missing |1.7.1| | 3 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Registration plate lamp issues | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Horn not working (1.7.3a) | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Chain guard insecure (6.1.7 (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Drive chain excessively tight, so that it is likely to fail 2 x links, over tight chain (6.1.7 (k) (ii)) | 1 |
| Drive chain sprocket excessively loose 8mm play in sprocket carrier (6.1.7 (c) (i)) | 1 |
| Handlebar grip insecure to handlebar left grip (2.2.1 (d) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |