| Most common failures | No# failures |
|---|
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Headlamp aim out of alignment | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Registration plate issues | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Footrest insecure |6.2.1a| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user (1.7.3a) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected |2.2.1 |a| |ii|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Brake caliper leaking and braking performance affected |1.1.16 |b| |ii|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |