| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 4985 |
| Headlamp aim out of alignment | 2596 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1136 |
| Windscreen washer not working | 949 |
| Rear brake disc in such a condition that it is seriously weakened | 750 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 593 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 494 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 475 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 467 |
| Brakes imbalanced across an axle | 449 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 433 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 426 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 384 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 381 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 342 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 325 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 272 |
| Anti-lock braking system warning lamp indicates an ABS fault | 243 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 233 |
| Registration plate lamp issues | 218 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 167 |
| Registration plate issues | 145 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 144 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 130 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 125 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 107 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 106 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 100 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 95 |
| Offside Rear Shock absorbers has a serious fluid leak | 94 |
| Nearside Rear Shock absorbers has a serious fluid leak | 83 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 80 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 77 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 77 |
| Offside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 72 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 72 |
| Front brake disc in such a condition that it is seriously weakened | 70 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 69 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 64 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 62 |
| Nearside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 61 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 59 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 58 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 55 |