| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 803 |
| Headlamp aim out of alignment | 441 |
| Windscreen washer not working | 112 |
| Front brake disc in such a condition that it is seriously weakened | 79 |
| Nearside Front Shock absorbers has a serious fluid leak | 77 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 59 |
| Registration plate issues | 57 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 50 |
| Registration plate lamp issues | 46 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 44 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 44 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Brakes imbalanced across an axle | 35 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 33 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 31 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 29 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 29 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 28 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 27 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 21 |
| Offside Rear Shock absorbers has a serious fluid leak | 21 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 20 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 19 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 19 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 17 |
| Horn not working (7.7 (a)) | 16 |
| Offside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 16 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Offside Front Shock absorbers has a serious fluid leak | 15 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 15 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 14 |
| Nearside Rear Shock absorbers has a serious fluid leak | 13 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 13 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 12 |
| Reversing lamp inoperative (4.6.1 (a)) | 12 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 12 |
| Offside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 11 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 10 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |