| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 686 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 308 |
| Windscreen wiper does not clear the windscreen effectively | 248 |
| Registration plate issues | 234 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 72 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 57 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 56 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 50 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 49 |
| Windscreen washer not working | 37 |
| Front brake disc in such a condition that it is seriously weakened | 33 |
| Anti-lock braking system warning lamp indicates an ABS fault | 30 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 26 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 19 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 19 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 18 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 17 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 17 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 15 |
| Windscreen has damage | 14 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 14 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Registration plate lamp issues | 12 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 12 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 11 |
| Brakes imbalanced across an axle | 11 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 10 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear Road wheel fractured (5.2.2 (a)) | 9 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 9 |
| Nearside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| Offside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |