| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Nearside Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Nearside Front Brake pipe connection leaking on a hydraulic braking system |1.1.11 |b| |ii|| | 1 |
| Offside Rear All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Registration plate lamp issues | 1 |
| Brake hose damaged | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 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 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Exhaust has part of the system missing |7.1.1a| | 1 |
| Headlamp aim not tested |1.6| | 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 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Brake pedal pivot has excessive wear or free play |1.1.1 |b|| | 1 |
| Handlebar insecure to the extent that steering is adversely affected |2.2.1 |d| |ii|| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |