| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Registration plate issues | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Front suspension inadequate damping effect |9.2.7d| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Direction indicator not working both front and rear indicators not working. (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator obviously incorrectly positioned indicator broken. (4.4.3 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Headlamp aim aimed so that it dazzles other road users no image pattern |1.8.A.1a| | 1 |
| Nearside Front Position lamp switch insecure |1.1.A.1| | 1 |
| Direction indicators not working both front |1.4.A.2c| | 1 |
| Direction indicators not working both rear |1.4.A.2c| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Brake cable damaged Broke on test (1.1.15 (a)) | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Front Brake hose excessively damaged cut to cords |3.6.B.4d| | 1 |
| Rear reflector missing both rear |1.5.1a| | 1 |
| Hazard warning switch missing |1.4.B.1d| | 1 |
| Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| All direction indicators missing |4.4.1 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake disc|s| insecure |3.2.A1g| | 1 |
| Horn not working |1.7.3a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| 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| | 1 |
| Front Upper Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |