| Most common failures | No# failures |
|---|
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Headlamp aim out of alignment | 5 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 3 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Offside front brake recording little or no effort |3.7.B.5a| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Brakes imbalanced across an axle | 2 |
| Registration plate lamp issues | 2 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Front Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Nearside Front Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Obligatory mirror missing |8.1.1| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear brake application uneven | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Brake hose excessively deteriorated | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Front brake application uneven | 1 |
| Nearside Front Mechanical brake component securing device loose |3.5.1i| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Offside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 1 |
| Offside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Centre Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Direction indicators not working |1.4.A.2c| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |