| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1057 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 958 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 604 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 580 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 421 |
| Windscreen wiper does not clear the windscreen effectively | 402 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 382 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 338 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 325 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 184 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 175 |
| Offside Rear Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 175 |
| Nearside Rear Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 173 |
| Windscreen washer not working | 172 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 171 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 167 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 129 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 125 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 107 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 104 |
| Registration plate lamp issues | 101 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 96 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 96 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 94 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 89 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 88 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 85 |
| Registration plate issues | 76 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 75 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 74 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 73 |
| Horn not working (7.7 (a)) | 71 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 69 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 68 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 65 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 64 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 63 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 62 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Brakes imbalanced across an axle | 55 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 53 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 46 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 44 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 43 |
| Exhaust emissions exceed manufacturers specified limit 0.50 (8.2.2.2 (a)) | 42 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 35 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 34 |
| Nearside Rear Shock absorbers has a serious fluid leak | 30 |
| Offside Rear Shock absorbers has a serious fluid leak | 30 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 28 |
| Offside Rear Sub-frame pin or bush excessively worn (5.3.4 (a) (i)) | 26 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 24 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 24 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Rear Sub-frame pin or bush excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 24 |