| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 172 |
| Headlamp aim out of alignment | 108 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 80 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 75 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 49 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 41 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Brake pipe excessively corroded | 30 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 27 |
| Registration plate lamp issues | 27 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 25 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 17 |
| Registration plate issues | 14 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 12 |
| Windscreen washer not working | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 8 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 6 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Brakes imbalanced across an axle | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 5 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 4 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 3 |
| Brake performance not tested (1.2.1 (g)) | 3 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |