| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 17 |
| Horn not working (7.7 (a)) | 15 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 8 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 8 |
| Front Position lamp not working (4.2.1 (a)) | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 5 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 4 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Riders seat insecure (6.2.5 (a) (ii)) | 3 |
| Registration plate issues | 3 |
| Central Front Horn not working (7.7 (a)) | 3 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Direction indicator light intensity significantly reduced covered over by aftermarket wind cover and not visible (4.4.3 (a)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Brake component inadequately mounted front brake hose left lose not bolted to forks (1.1.21 (c)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Steering linkage ball joint worn to the extent there is a serious risk of detachment notchy / centralising (2.1.3 (b) (ii)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Rear Upper Brake lever is positioned so that the brake cannot be readily applied hitting heated grip (1.1.2 (d)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Central Rear Lower Brake effort inadequate at a wheel rear brake not locking, or recording sufficient brake effort at
wheel - adjusted to lock and record satisfactory result (1.2.1 (a) (i)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Handlebar grip insecure to handlebar throttle assembly loose (2.2.1 (d) (ii)) | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Stop lamp not working front brake light switch not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Brake lever is so short that the brake cannot be readily applied Front (1.1.2 (d)) | 1 |
| Brake lever is bent and the brake cannot be readily applied Rear (1.1.2 (d)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel back brake comes back to handle bar (1.1.2 (a)) | 1 |
| Rear Brake effort inadequate at a wheel did not lock at time of test (1.2.1 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Throttle operating incorrectly Sticking. (6.2.7 (a) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Stop lamp not working control 1 (4.3.1 (a) (ii)) | 1 |