| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Registration plate issues | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Stop lamp(s) all not working all brake lights not working when front brake lever applied. (4.3.1 (a) (iii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Brake pedal has insufficient reserve travel foot brake. (1.1.2 (a)) | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Headlamp light source and lamp not compatible incorrect headlamps fitted |4.1.4 |c|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam erratic in operation |4.1.3 |b|| | 1 |
| Dipswitch does not operate immediately when selected on main beam erratic in op. |4.1.3 |b|| | 1 |
| Nearside Front Position lamp adversely affected by the operation of another lamp goes out when indicator is turned off. |4.2.3 |b|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Brake pedal not releasing correctly and functionality of brakes affected Pedal pivot seized |1.1.2 |b| |ii|| | 1 |
| Nearside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected sticking when turn left (6.2.7 (a) (ii)) | 1 |
| Nearside Front Inner Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |