| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1461 |
| Headlamp aim out of alignment | 816 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 606 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 515 |
| Brake pipe excessively corroded | 250 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 231 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 222 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 187 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 153 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 127 |
| Registration plate issues | 121 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 117 |
| Offside Front Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 91 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 90 |
| Windscreen washer not working | 77 |
| Rear brake disc in such a condition that it is seriously weakened | 74 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 70 |
| Brakes imbalanced across an axle | 66 |
| Registration plate lamp issues | 64 |
| Nearside Front Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 61 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 55 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 51 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 49 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 46 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 42 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 42 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 42 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 40 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 39 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 38 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 36 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 35 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 34 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 34 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 32 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 32 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 30 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 29 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 28 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 28 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Front brake disc in such a condition that it is seriously weakened | 26 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 26 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 26 |
| Offside Front Position lamp not working |4.2.1 |a|| | 25 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 24 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 23 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 23 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 22 |
| Offside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 22 |