| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 368 |
| Windscreen wiper does not clear the windscreen effectively | 276 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 173 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 154 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 152 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 77 |
| Registration plate lamp issues | 67 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 56 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 49 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 43 |
| Registration plate issues | 41 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 35 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 27 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 22 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 21 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 19 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Windscreen washer not working | 15 |
| Reversing lamp inoperative (4.6.1 (a)) | 13 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Brakes imbalanced across an axle | 12 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Nearside Front fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 10 |
| Offside Rear Upper Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 9 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 9 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 9 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 9 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 9 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 8 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 7 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Nearside Rear Upper Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 6 |
| Offside Front fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |