| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 367 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 142 |
| Headlamp aim out of alignment | 136 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 123 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 105 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 95 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 52 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 29 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 20 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 19 |
| Registration plate issues | 15 |
| Brakes imbalanced across an axle | 14 |
| Nearside Rear Shock absorbers has a serious fluid leak | 12 |
| Offside Rear Shock absorbers has a serious fluid leak | 12 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 10 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Emissions not tested (8.2.1.2 (d)) | 8 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 7 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 6 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 6 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 5 |
| Registration plate lamp issues | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Windscreen washer not working | 4 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Brake performance not tested (1.2.1 (g)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |