| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Brake lever is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Brake hose excessively deteriorated | 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 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working n/s lever (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Throttle operating incorrectly loose switch gear (6.2.7 (a) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |