| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1009 |
| Registration plate lamp issues | 251 |
| Windscreen wiper does not clear the windscreen effectively | 189 |
| Registration plate issues | 128 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 108 |
| Windscreen washer not working | 96 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 62 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 49 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 49 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 47 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 45 |
| Anti-lock braking system warning lamp indicates an ABS fault | 43 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 41 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 41 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 34 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 31 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 30 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 24 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 22 |
| Brakes imbalanced across an axle | 21 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 21 |
| Reversing lamp inoperative (4.6.1 (a)) | 19 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 17 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 17 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 16 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 16 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 16 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 14 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Front Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 12 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 11 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 11 |