| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 654 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 170 |
| Windscreen wiper does not clear the windscreen effectively | 154 |
| Registration plate lamp issues | 142 |
| Registration plate issues | 124 |
| Windscreen washer not working | 81 |
| Brakes imbalanced across an axle | 72 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 69 |
| Offside Rear Shock absorbers has a serious fluid leak | 68 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 62 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 61 |
| Nearside Rear Shock absorbers has a serious fluid leak | 60 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 55 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 51 |
| Anti-lock braking system warning lamp indicates an ABS fault | 51 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 49 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 49 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 47 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 46 |
| Offside Front Shock absorbers has a serious fluid leak | 40 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 40 |
| Nearside Front Shock absorbers has a serious fluid leak | 36 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 35 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 27 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 25 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 25 |
| Steering rack insecure to the extent there is excessive movement at the mountings (2.1.3 (a) (ii)) | 25 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 24 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 23 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 22 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 20 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 18 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 18 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Front Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 16 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 15 |
| Nearside Front Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 15 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 14 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 14 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 14 |
| Brake performance not tested (1.2.1 (g)) | 13 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 13 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 11 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Front Position lamp not working |4.2.1 |a|| | 10 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 10 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 9 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 9 |
| Rear fog lamp not working |1.3.2b| | 9 |
| Reversing lamp inoperative (4.6.1 (a)) | 9 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 9 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 9 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 9 |