| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 8 |
| Headlamp aim out of alignment | 8 |
| Registration plate issues | 5 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Horn not working |1.7.3a| | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Brake pipe union leaking fluid |3.2.B4| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Motorcycle structure excessively corroded swingarm rottan |6.1.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Roller brake test indicates a binding brake (3.3.A1a) | 1 |
| Headlamp aim beam image kick up to the offside (1.6) | 1 |
| Front Throttle operating incorrectly (6.2.1f) | 1 |
| Rear Direction indicator incorrect colour Both rear indicators incorrect colour, showing white light (4.4.3 (a)) | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Headlamp aim projected beam image obviously incorrect Dip beam kick up to right hand side (4.1.2 (c)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Fuel system component leaking (7.2.1a) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Front front brake binding |3.7.B.1| | 1 |
| Stop lamp not working On handlebar operation |1.2.1b| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Brake excessively binding front (1.2.1 (f)) | 1 |
| Position lamp not working rear (4.2.1 (a)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |