| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Registration plate issues | 4 |
| Rear Exhaust markings indicating not for road use or similar wording |7.1.4| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| 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| | 3 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Shock absorber likely to become detached |5.3.2 |a| |ii|| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |