| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 210 |
| Windscreen wiper does not clear the windscreen effectively | 169 |
| Headlamp aim out of alignment | 99 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 75 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 71 |
| Windscreen washer not working | 52 |
| Brake pipe excessively corroded | 26 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 15 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 13 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 13 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Registration plate issues | 12 |
| Anti-lock braking system warning lamp indicates an ABS fault | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Brakes imbalanced across an axle | 10 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 8 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 7 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |