| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 472 |
| Windscreen wiper does not clear the windscreen effectively | 365 |
| Headlamp aim out of alignment | 268 |
| Offside Rear Shock absorbers has a serious fluid leak | 145 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 123 |
| Nearside Rear Shock absorbers has a serious fluid leak | 106 |
| Rear brake disc in such a condition that it is seriously weakened | 96 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 78 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 69 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 65 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 61 |
| Windscreen washer not working | 59 |
| Brake pipe excessively corroded | 58 |
| Brakes imbalanced across an axle | 53 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 52 |
| Registration plate issues | 51 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 44 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 44 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 43 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 40 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 36 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 35 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 33 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 31 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 30 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 23 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 22 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 21 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 17 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Brake hose excessively deteriorated | 17 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 13 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 13 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 13 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 11 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Rear parking brake recording little or no effort | 11 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 11 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 10 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 10 |