| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Registration plate issues | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Stop lamp remains on when the brakes are released | 2 |
| Rear Brake indicates excessive fluctuation of brake effort Warped rear disc. (1.2.1 (e)) | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Shock absorber has a serious fluid leak Left fork leg (5.3.2 (b)) | 1 |
| Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake disc significantly and obviously worn bent (1.1.14 (a) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake caliper inadequately mounted excess movement on mountings (1.1.16 (c) (i)) | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Direction indicator incorrect colour flashing white (4.4.3 (a)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected throttle sticking on right lock (6.2.7 (a) (ii)) | 1 |
| Front Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Centre Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |