| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 616 |
| Windscreen wiper does not clear the windscreen effectively | 186 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 92 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 89 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 66 |
| Registration plate issues | 65 |
| Windscreen washer not working | 64 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 52 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Nearside Front Shock absorbers has a serious fluid leak | 46 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Front brake disc in such a condition that it is seriously weakened | 45 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 37 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 35 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 32 |
| Horn not working (7.7 (a)) | 30 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 28 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 27 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 26 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Offside Front Shock absorbers has a serious fluid leak | 21 |
| Nearside Rear Shock absorbers has a serious fluid leak | 21 |
| Brakes imbalanced across an axle | 19 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 18 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Rear Shock absorbers has a serious fluid leak | 16 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |
| Anti-lock braking system warning lamp indicates an ABS fault | 15 |
| Horn not working (7.7 (a) (ii)) | 14 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 11 |
| Horn not working |7.7 |a| |ii|| | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 11 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 10 |
| Rear brake disc in such a condition that it is seriously weakened | 10 |
| Registration plate lamp issues | 10 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 10 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 9 |