| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 258 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 251 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 136 |
| Headlamp aim out of alignment | 92 |
| Brake pipe excessively corroded | 51 |
| Brakes imbalanced across an axle | 41 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 36 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 29 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 18 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 17 |
| Front brake disc in such a condition that it is seriously weakened | 14 |
| Registration plate lamp issues | 14 |
| Nearside Front Lower Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 14 |
| Offside Front Axle swivel joint so worn or insecure in a stub axle that directional stability is impaired (5.1.2 (b) (ii)) | 14 |
| Nearside Front Axle swivel joint so worn or insecure in a stub axle that directional stability is impaired (5.1.2 (b) (ii)) | 13 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Front Axle king pin is loose in the axle beam (5.1.2 (d) (i)) | 11 |
| Nearside Front Axle king pin is loose in the axle beam (5.1.2 (d) (i)) | 10 |
| Offside Front Lower Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 7 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 7 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 7 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| Offside Front Lower Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Windscreen washer not working | 5 |
| Registration plate issues | 5 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front Service brake lagging in operation (1.2.1 (d)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Front Upper Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Brake hose excessively deteriorated | 4 |