| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Registration plate lamp issues | 4 |
| Headlamp aim out of alignment | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Windscreen wiper does not clear the windscreen effectively | 3 |
| Front brake application uneven | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Rear brake application uneven | 1 |
| Nearside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Nearside Front Macpherson strut corroded and seriously weakened |2.4.G.1| | 1 |
| Brakes imbalanced across an axle | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Rear Brake cable insecure | 1 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Shock absorber casing corroded externally so the unit does not function |2.7.2a| | 1 |
| Registration plate issues | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 1 |
| Offside Parking (secondary brake) on a single line braking system has no recorded effort at a wheel (1.3.1 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |