| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 310 |
| Windscreen wiper does not clear the windscreen effectively | 218 |
| Windscreen washer not working | 34 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 9 |
| Brakes imbalanced across an axle | 8 |
| Central Rear Seat belt not functioning as intended (7.1.2 (c)) | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 6 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 5 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Registration plate issues | 3 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |