| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 11 |
| Registration plate issues | 8 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Horn not working |1.7.3a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp aim out of alignment | 3 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 3 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 3 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Front Direction indicator insecure |1.5.3b| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 1 |
| Offside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Steering lock stop missing |2.1.3| | 1 |
| Registration plate lamp issues | 1 |
| Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Stop lamp affected by the operation of another lamp |1.3.2| | 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 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Steering lock stop missing |2.1.3| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Drive chain excessively tight |6.2.1d| | 1 |
| Front Upper All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake |1.3.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride REAR L/H SECURING CLIP MISSING ON FOOTREST |6.2.1h| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Rear suspension component loose |2.4.A.1a| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Nearside Front Brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Brake excessively binding |1.2.1 |f|| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Horn missing |1.7.1| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Gradient brake test indicates a sticking brake |3.3.D1c| | 1 |
| Rear Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |