| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Horn not working |1.7.3a| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Registration plate issues | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front position lamp incorrect colour red and blue lamps facing forward |1.1.2a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Front Brake lever insecure |1.1.2 |e| |i|| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Front Drive chain sprocket worn to excess |6.1.7 |c| |i|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Footrest missing |6.2.12 |a|| | 1 |