| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 367 |
| Headlamp aim out of alignment | 197 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 127 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 53 |
| Registration plate lamp issues | 51 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 46 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Windscreen washer not working | 37 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Offside Rear Valve stem seriously damaged (5.2.3 (j)) | 24 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 22 |
| Nearside Rear Valve stem seriously damaged (5.2.3 (j)) | 20 |
| Brakes imbalanced across an axle | 18 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Registration plate issues | 16 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Offside Front Valve stem seriously damaged (5.2.3 (j)) | 10 |
| Electronic stability control switch not functioning correctly (7.12 (d)) | 9 |
| Rear brake disc in such a condition that it is seriously weakened | 9 |
| Nearside Front Valve stem seriously damaged (5.2.3 (j)) | 8 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 6 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 6 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 4 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 4 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 4 |