| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 8 |
| Registration plate issues | 4 |
| Headlamp aim out of alignment | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Stop lamp remains on when the brakes are released | 2 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 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 Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Registration plate lamp issues | 1 |
| Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Lower Front suspension assembly component loose |2.3.1| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear mono-shock insecure |2.4.B.4| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |