| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 8 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 7 |
| Front Brake excessively binding (1.2.1 (f)) | 5 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Registration plate issues | 5 |
| Rear Brake excessively binding (1.2.1 (f)) | 5 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 3 |
| Front Position lamp not working (4.2.1 (a)) | 3 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Wheel alignment incorrect which adversely affects the steering Handlebars to left - when wheels straight (2.4 (a)) | 1 |
| Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Forks excessively deformed Making handlebars to left - when wheels straight (2.2.2 (d) (i)) | 1 |
| Front Shock absorber has a serious fluid leak Front shock absorber leaking with very little damping. (5.3.2 (b)) | 1 |
| Front Upper Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Headlamp light source and lamp not compatible dipped (4.1.4 (c)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Registration plate lamp issues | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected THROTTLE STICKING OPEN (6.2.7 (a) (ii)) | 1 |
| Nearside Rear Footrest insecure FOOTREST PIN SECURITY CLIP MISSING (6.2.12 (a)) | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Central Front Upper Handlebar retaining device loose central handlebar/top clamp bolt torqued correctly now OK (2.2.1 (b) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Central Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired rear wheel bearing / race (5.1.3 (a) (ii)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp light source and lamp not compatible hi beam bulb not compatible with light unit. replaced. (4.1.4 (c)) | 1 |
| Front Wheel excessively distorted over 2 mm allowance (5.2.2 (c) (i)) | 1 |
| Offside Front Lower Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Central Rear Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Position lamp not working blue light (4.2.1 (a)) | 1 |
| Rear Brake lagging in operation (1.2.1 (d)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Central Front Lower Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Lower Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear Brake caliper insecure Retaining pin missing from the rear brake calliper pin. (1.1.16 (c) (i)) | 1 |
| Front Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |