| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 217 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 28 |
| Registration plate issues | 25 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 12 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Rear Brake excessively binding (1.2.1 (f)) | 10 |
| Horn not working (7.7 (a) (ii)) | 8 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 8 |
| Rear Brake excessively binding |1.2.1 |f|| | 7 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 6 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 6 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 6 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 5 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Brake pipe excessively corroded | 5 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 4 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 3 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 3 |
| Registration plate lamp issues | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 3 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| 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|| | 2 |
| Front Wheel spoke excessively loose |5.2.2 |d|| | 2 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 2 |
| Brake pedal has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Offside Footrest insecure (6.2.12 (a)) | 2 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Rear Brake cylinder operating mechanism has excessive travel (1.1.16 (e) (i)) | 2 |
| Front Horn not working (7.7 (a) (ii)) | 2 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Front Brake grabbing severely (1.2.1 (c)) | 2 |
| Offside Front Footrest insecure (6.2.12 (a)) | 2 |
| Front Headlamp aim not tested (4.1.2 (b)) | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |