| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Headlamp aim out of alignment | 5 |
| 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)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Front All position lamps not working (4.2.1 (a)) | 2 |
| Front Steering operation impeded by a fairing |2.1.4 |e|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Valve stem seriously damaged front and rear (5.2.3 (j)) | 1 |
| Offside Rear Road spring mounting damaged and seriously weakened (5.3.1 (b) (i)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Rear shock absorber seal failed and leaking oil Both |2.4.A.1c| | 1 |
| Headlamp aim not tested (4.1.2 (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 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Rear Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Fuel cap ineffective Missing rubber seal (6.1.3 (b) (i)) | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Stop lamp emits other than a steady red light Both (4.3.3 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected cap and split pin missing (5.2.1 (c) (ii)) | 1 |
| Rear Position lamp showing white light to the rear Both (4.2.3 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Position lamp showing white light to the rear rear tail light lense broken (4.2.3 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy excessively notchy (2.2.2 (f) (i)) | 1 |
| Nearside Front 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 |
| Offside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Position lamp not working Both front (4.2.1 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Fork seal leaking (5.3.2 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Lower Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Registration plate issues | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Front Valve stem seriously misaligned (5.2.3 (j)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 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 |
| 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 |
| Nearside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |