| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 427 |
| Windscreen wiper does not clear the windscreen effectively | 390 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 249 |
| Registration plate issues | 187 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 156 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 148 |
| Windscreen washer not working | 129 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 104 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 77 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 70 |
| Offside Front Road wheel fractured (5.2.2 (a)) | 55 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 49 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 29 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 24 |
| Brakes imbalanced across an axle | 23 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 23 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 22 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 22 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 21 |
| Front brake disc in such a condition that it is seriously weakened | 20 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 20 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 18 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 17 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 16 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Front Inner Road wheel fractured (5.2.2 (a)) | 15 |
| Anti-lock braking system warning lamp indicates an ABS fault | 15 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 14 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 13 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 12 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 12 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Offside Front Inner Road wheel fractured (5.2.2 (a)) | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |