| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1689 |
| Headlamp aim out of alignment | 1324 |
| Brake pipe excessively corroded | 1022 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 710 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 669 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 413 |
| Registration plate lamp issues | 411 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 339 |
| Registration plate issues | 222 |
| Offside Front Position lamp not working |4.2.1 |a|| | 218 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 217 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 208 |
| Brakes imbalanced across an axle | 194 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 189 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 167 |
| Anti-lock braking system warning lamp indicates an ABS fault | 128 |
| Windscreen washer not working | 117 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 102 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 101 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 96 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 94 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 92 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 90 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 81 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 73 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 72 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 72 |
| Rear fog lamp not working |1.3.2b| | 72 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 69 |
| Front brake disc in such a condition that it is seriously weakened | 65 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 65 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 65 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 60 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 60 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 58 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 51 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 51 |
| Offside Rear Shock absorbers has a serious fluid leak | 49 |
| Nearside Rear Shock absorbers has a serious fluid leak | 46 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 46 |
| Offside Rear Rear fog lamp missing (4.5.1 (a) (ii)) | 44 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 43 |
| Offside Front Shock absorbers has a serious fluid leak | 41 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 41 |
| Nearside Front Shock absorbers has a serious fluid leak | 40 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 40 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 39 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 38 |
| Offside Rear fog lamp missing (4.5.1 (a) (ii)) | 38 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 37 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 33 |
| Offside Rear fog lamp not working |1.3.2b| | 33 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 33 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 30 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 29 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 29 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 27 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 26 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 25 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 25 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 25 |