| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 880 |
| Headlamp aim out of alignment | 331 |
| Registration plate issues | 74 |
| Windscreen washer not working | 65 |
| Front brake disc in such a condition that it is seriously weakened | 41 |
| Registration plate lamp issues | 35 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 31 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 28 |
| Brakes imbalanced across an axle | 19 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 19 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 18 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 18 |
| Offside Rear Shock absorbers has a serious fluid leak | 17 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 17 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 16 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 14 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 13 |
| Nearside Front Shock absorbers has a serious fluid leak | 12 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 12 |
| Offside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Rear Shock absorbers has a serious fluid leak | 11 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 10 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Daytime running lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 9 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Horn not working (7.7 (a)) | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Daytime running lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Nearside Daytime running lamp not working (4.2.1 (a) (ii)) | 6 |