| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 24 |
| Front Brake excessively binding (1.2.1 (f)) | 11 |
| Stop lamp not working (4.3.1 (a) (ii)) | 10 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 8 |
| Rear Position lamp not working (4.2.1 (a)) | 7 |
| Front Position lamp not working (4.2.1 (a)) | 6 |
| Rear reflector missing (4.8.2 (a) (ii)) | 6 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Registration plate lamp issues | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Registration plate issues | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 2 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Centre Rear Upper Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Rear Stop lamp not working Rear Brake (4.3.1 (a) (ii)) | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Rear Suspension component pin or bush excessively worn drive box has play in swinging arm . (5.3.4 (a) (i)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Stop lamp not working With rear brake. (4.3.1 (a) (ii)) | 1 |
| Inner Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Upper Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Shock absorber has a serious fluid leak both front fork seals leaking. (5.3.2 (b)) | 1 |
| Stop lamp not working BOTH (4.3.1 (a) (ii)) | 1 |
| Central Rear Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Footrest insecure circlip missing (6.2.12 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Position lamp not working tail light and front side light not working (4.2.1 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Headlamp light source and lamp not compatible HID kit retrofitted (4.1.4 (c)) | 1 |
| Rear Suspension component ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Central Front Lower Horn not working (7.7 (a) (ii)) | 1 |
| Rear Stop lamp not working When using both brakes (4.3.1 (a) (ii)) | 1 |
| Offside Direction indicator not working Front & Rear (4.4.1 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Throttle Sticking (6.2.7 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Rear Lower Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Offside Front All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Nearside Rear All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Front Brake cylinder operating mechanism has excessive travel (1.1.16 (e) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Front Brake disc insecure on both sides loose (1.1.14 (a) (ii)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Fuel pipe insecure (6.1.3 (a) (i)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 1 |
| Front Brake has no recorded effort at a wheel pumps up to record some effort at wheel (1.2.1 (a) (ii)) | 1 |
| Stop lamp not working not working when brake pedal applied (4.3.1 (a) (ii)) | 1 |
| Centre Front Upper Front position lamp does not illuminate immediately when switched on (1.1.3a) | 1 |
| Rear Rear reflector likely to become detached (4.8.1 (b) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Offside Rear Lower Brake hose bulging under pressure (1.1.12 (d)) | 1 |
| Rear Wheel fixing missing (single fixing) split pin missing (5.2.1 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Central Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Central Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Stop lamp light intensity significantly reduced (4.3.3 (a) (ii)) | 1 |
| Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Rear Suspension arm pin or bush excessively worn swing arm rear pivot/joint (5.3.4 (a) (i)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling rear swing arm pivot worn (2.4 (a)) | 1 |
| Brake disc significantly and obviously worn Front discs warped. (1.1.14 (a) (i)) | 1 |
| Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Front Position lamp missing (4.2.1 (a)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Handlebar mounting insecure BOTH (2.2.1 (a) (i)) | 1 |