| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 5 |
| Headlamp aim out of alignment | 5 |
| Registration plate lamp issues | 5 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 4 |
| Horn not working |1.6.2a| | 3 |
| Brakes imbalanced across an axle | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Registration plate issues | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Speedometer clearly inoperative |6.7.2| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Rear Loading door cannot be secured in the closed position |6.4.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.B.1| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear brake binding | 1 |
| Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Offside Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Brake servo leaking |3.6.C.1c| | 1 |
| Nearside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Front Seat belt installation anchorage insecure |5.3.1d| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Offside Seat belt attachment fitting fractured |5.2.3| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |