| Most common failures | No# failures |
|---|
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Brakes imbalanced across an axle | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Registration plate lamp issues | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Nearside Electrical wiring inadequately supported |1.9.2a| | 1 |
| Offside Electrical wiring inadequately supported |1.9.2a| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp tell tale missing |1.3.1b| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Battery insecure |1.9.1| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Brake pipe excessively damaged on axle |3.6.B.2c| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Front brake application uneven | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear brake application uneven | 1 |
| Service brake is causing the steering wheel to severely pull one way |3.7.C.2| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Rear fog lamp tell-tale missing |4.9.1 |a| |ii|| | 1 |
| Nearside Side repeater missing |4.4.1 |a| |ii|| | 1 |
| Offside Side repeater missing |4.4.1 |a| |ii|| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Headlamp aim out of alignment | 1 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Rear Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Position lamp not working |4.2.1 |a|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Windscreen wiper missing |3.4 |a|| | 1 |