| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 408 |
| Headlamp aim out of alignment | 274 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 169 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 166 |
| Brake pipe excessively corroded | 136 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 96 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 58 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 58 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 55 |
| Registration plate lamp issues | 55 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 50 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 48 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 41 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 36 |
| Registration plate issues | 30 |
| Anti-lock braking system warning lamp indicates an ABS fault | 27 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 27 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Windscreen washer not working | 23 |
| Brakes imbalanced across an axle | 21 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 18 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 18 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 14 |
| Front brake disc in such a condition that it is seriously weakened | 13 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 10 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 8 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 8 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 8 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 7 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 6 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 6 |
| Emissions unable to be completed (8.2.2.2 (e)) | 6 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 6 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |