| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 50 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Horn not working (7.7 (a)) | 5 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 5 |
| Front Brake excessively binding (1.2.1 (f)) | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Position lamp not working (4.2.1 (a)) | 3 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Registration plate issues | 3 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Front Headlamp light source and lamp not compatible (4.1.4 (c)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Horn replaced by a siren (1.7.3b) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Nearside Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Rear Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Wheel excessively damaged cracked ? (5.2.2 (c) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Central Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Central Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Headlamp light source and lamp not compatible both dip beam and main beam (4.1.4 (c)) | 1 |
| Front Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Nearside Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Upper Brake lever has insufficient reserve travel Front Brake Control Has No Reserve Travel (1.1.2 (a)) | 1 |
| Lower Steering linkage ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Nearside Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Central Rear Lower Brake disc significantly and obviously worn rear disc 4.05 limit 4.50 (1.1.14 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp aim projected beam image obviously incorrect bulb not fitted right (4.1.2 (c)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak centre (5.3.2 (b)) | 1 |
| Front Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Throttle operating incorrectly When lock to lock (6.2.7 (a) (i)) | 1 |
| Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Headlamp not working on dipped beam 1 of 2 bulbs replaced (4.1.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Rear Footrest insecure locking devise missing (6.2.12 (a)) | 1 |
| Throttle operating incorrectly Revs up/sticking when steering turned to the left (6.2.7 (a) (i)) | 1 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Front Suspension attachment bracket/mounting insecure (5.3.3 (a) (i)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect Adjuster not working, lamp fitted incorrectly. (4.1.2 (c)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp aim projected beam image obviously incorrect beam image incorrect on dip & main beam (4.1.2 (c)) | 1 |
| Throttle operating incorrectly engine revs increase when turning handlebars to right (6.2.7 (a) (i)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Offside Front Inner Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect HID Fitted in Reflector style lens (4.1.2 (c)) | 1 |
| Headlamp light intensity severely reduced L/H H7 Bulb not working (4.1.4 (a)) | 1 |
| Front Wheel spoke excessively bent (5.2.2 (d)) | 1 |
| Rear Outer Brake pivot has restricted free movement (1.1.15 (e)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork tube (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork tube (5.3.2 (b)) | 1 |
| Nearside Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Front Headlamp aim projected beam image obviously incorrect Bulb not located correctly (4.1.2 (c)) | 1 |
| Front Upper Fork yoke insecure yoke bearing free play (2.2.2 (d) (i)) | 1 |
| Upper Fork yoke insecure (2.2.2 (d) (i)) | 1 |
| Nearside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Front Inner Horn not working (7.7 (a)) | 1 |
| Central Front Horn not working (7.7 (a)) | 1 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt telelever ball joint dust cover split (5.3.4 (b) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear All direction indicators incorrect colour (4.4.3 (a)) | 1 |