| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1109 |
| Headlamp aim out of alignment | 793 |
| Front brake disc in such a condition that it is seriously weakened | 95 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 93 |
| Windscreen washer not working | 67 |
| Brakes imbalanced across an axle | 62 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 60 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 60 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 57 |
| Registration plate issues | 55 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 52 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 49 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 45 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 36 |
| Offside Rear Shock absorbers has a serious fluid leak | 31 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 28 |
| Nearside Rear Shock absorbers has a serious fluid leak | 26 |
| Registration plate lamp issues | 25 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 21 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 20 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 17 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 17 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 17 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Drivers view of the road through the swept area of the windscreen significantly affected by an obstruction (3.1 (a) (ii)) | 16 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 15 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 13 |
| Nearside Front Shock absorbers has a serious fluid leak | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 11 |