| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Registration plate lamp issues | 3 |
| Headlamp aim out of alignment | 2 |
| Windscreen wiper blade insecure | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Brake pipe excessively corroded | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 1 |
| Central Front Headlamp aim beam image obviously incorrect bulb? |1.8.A.1b| | 1 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Upper Stop lamp not working |1.2.1b| | 1 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Headlamp missing (4.1.1 (a) (ii)) | 1 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Rear Stop lamp(s) not working light unit upper bulb (4.3.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Brake drum insecure |1.1.14 |a| |ii|| | 1 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Rear Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced swing arm (6.1.1 (c) (i)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Offside Rear Seat belt webbing significantly weakened (7.1.2 (b) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Position lamp adversely affected by the operation of another lamp Flickering when another lamp used (4.2.3 (b)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |