| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2327 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 2280 |
| Windscreen wiper does not clear the windscreen effectively | 1621 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 890 |
| Registration plate lamp issues | 852 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 469 |
| Windscreen washer not working | 446 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 430 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 416 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 408 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 348 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 343 |
| Nearside Front Shock absorbers has a serious fluid leak | 320 |
| Registration plate issues | 256 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 231 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 211 |
| Offside Front Shock absorbers has a serious fluid leak | 194 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 189 |
| Rear brake disc in such a condition that it is seriously weakened | 153 |
| Brakes imbalanced across an axle | 128 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 114 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 111 |
| Horn not working (7.7 (a)) | 110 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 104 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 104 |
| Anti-lock braking system warning lamp indicates an ABS fault | 100 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 98 |
| Nearside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 98 |
| Offside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 94 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 86 |
| Front brake disc in such a condition that it is seriously weakened | 84 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 81 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 79 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 77 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 70 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 65 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 64 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 62 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 60 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 55 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 54 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 52 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 50 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 50 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 50 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 48 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 46 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 44 |
| Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 44 |
| Nearside Rear Shock absorbers has negligible damping effect (5.3.2 (d)) | 44 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 43 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 43 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 42 |
| Offside Rear Shock absorbers has negligible damping effect (5.3.2 (d)) | 41 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 40 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 40 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 40 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 40 |