| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 379 |
| Headlamp aim out of alignment | 313 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 115 |
| Registration plate lamp issues | 70 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 63 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 63 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 59 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 43 |
| Offside Rear Shock absorbers has a serious fluid leak | 39 |
| Nearside Rear Shock absorbers has a serious fluid leak | 34 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 34 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 33 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 30 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 30 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 29 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 23 |
| Windscreen washer not working | 23 |
| Brakes imbalanced across an axle | 21 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 19 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 17 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 16 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 15 |
| Registration plate issues | 15 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 15 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 13 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 11 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Offside Front Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 5 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 5 |