| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Registration plate lamp issues | 4 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Front Brake disc contaminated (1.1.14 (b)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Valve stem seriously damaged Brass stem loose in rubber valve stem (5.2.3 (j)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork seal leaking (5.3.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Wheel fixing loose (single fixing) rear wheel loose (5.2.1 (a) (ii)) | 1 |
| Exhaust system insecure fixing bolt missing (6.1.2 (a)) | 1 |
| Front Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Nearside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Direction indicator not working right side (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working Rear brake control (4.3.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working off front control (4.3.1 (a) (ii)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement engine mounts have excessive play (6.1.8 (a) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure Fairing (6.1.1 (b) (i)) | 1 |
| Nearside Rear Stop lamp not working Not operating when rear brake applied. (4.3.1 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Handlebar mounting insecure Pinch bolt at base of handlebar assembly. (2.2.1 (a) (i)) | 1 |
| Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected sticks (6.2.7 (a) (ii)) | 1 |
| Nearside Rear Outer Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Steering headbearing has excessive wear or free play free play (2.2.2 (f) (i)) | 1 |
| Front Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |