| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1217 |
| Windscreen wiper does not clear the windscreen effectively | 1063 |
| Registration plate lamp issues | 853 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 380 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 358 |
| Nearside Front Shock absorbers has a serious fluid leak | 270 |
| Offside Front Shock absorbers has a serious fluid leak | 216 |
| Registration plate issues | 201 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 134 |
| Windscreen washer not working | 128 |
| Rear brake disc in such a condition that it is seriously weakened | 66 |
| Brakes imbalanced across an axle | 56 |
| Reversing lamp inoperative (4.6.1 (a)) | 54 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 53 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 50 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 45 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 45 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 43 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 42 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 42 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 39 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 38 |
| Anti-lock braking system warning lamp indicates an ABS fault | 35 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 33 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 33 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 33 |
| Offside Front Position lamp not working |4.2.1 |a|| | 32 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 30 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 29 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 25 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 24 |
| Windscreen has damage | 23 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 23 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 22 |
| Rear fog lamp not working |1.3.2b| | 22 |
| Front brake disc in such a condition that it is seriously weakened | 22 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 21 |
| Offside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 21 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 19 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 19 |