| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 9 |
| Registration plate issues | 8 |
| Headlamp aim out of alignment | 5 |
| Horn not working (7.7 (a)) | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Horn missing |1.7.1| | 2 |
| Front Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Front Brake grabbing severely (1.2.1 (c)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Drive chain excessively loose drive chain and sprockets have light wear evident and will require replacement soon |6.2.1d| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Central Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected stiff with the weight both on and off the front wheel. |2.2.2 |f| |ii|| | 1 |
| Front Wheel excessively distorted |5.2.2 |c| |i|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Horn not working no horn |7.7 |a| |ii|| | 1 |
| Rear Brake pedal is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Rear Brake lever excessively worn ball end broken off leaving sharp edge (1.1.15 (b)) | 1 |
| Front Position lamp not working low beam (4.2.1 (a)) | 1 |
| Brake disc significantly and obviously worn front brake binding unable to test front brake disc (1.1.14 (a) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Direction indicator missing all (4.4.1 (a) (ii)) | 1 |
| Hazard warning lamps not fitted (4.4.1 (d)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Rear Vehicle identification number not displayed (0.2 (a)) | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Headlamp missing (4.1.1 (a) (ii)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Registration plate lamp issues | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Anti-lock braking system warning lamp does not illuminate (1.6 (a)) | 1 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Rear fog lamp adversely affected by the operation of another lamp (4.5.4 (b)) | 1 |
| Rear fog lamp switch missing (4.5.3 (a)) | 1 |
| Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Rear Suspension rod attachment bracket/mounting likely to fail (5.3.3 (b) (ii)) | 1 |
| Rear Stop lamp not working not working on rear (4.3.1 (a) (ii)) | 1 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |