| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Registration plate lamp issues | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Brakes imbalanced across an axle | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Rear brake application uneven | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Nearside Rear Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 1 |
| Parking brake operation is causing the vehicle to swerve to the offside |3.7.C.3a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Windscreen wiper does not clear the windscreen effectively | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Fuel system component insecure |7.2.1| | 1 |
| Nearside Steering locking device missing |2.2.C.1g| | 1 |
| Offside Steering locking device missing |2.2.C.1g| | 1 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 1 |
| Rear Stop lamp(s) remains on when the brakes are released both. (4.3.2 (a) (iii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |