| Most common failures | No# failures |
|---|
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 11 |
| Headlamp aim out of alignment | 10 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Registration plate lamp issues | 8 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 6 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 3 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Registration plate issues | 2 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Brake grabbing severely (1.2.1 (c)) | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Headlamp aim unable to be tested Not working (4.1.2 (b)) | 1 |
| Brake lever insecure left brake lever (1.1.2 (e) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Central Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Shock absorber has negligible damping effect both sides (5.3.2 (b)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Wheel alignment incorrect which adversely affects the handling Front end twisted - resolved (2.4 (a)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Exhaust has a major leak of exhaust gases silencer holed (6.1.2 (a)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake excessively binding When lever released (1.2.1 (f)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |