| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 889 |
| Windscreen wiper does not clear the windscreen effectively | 502 |
| Headlamp aim out of alignment | 243 |
| Horn not working (7.7 (a)) | 180 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 157 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 142 |
| Headlamp aim out of alignment | 115 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 96 |
| Horn not working (7.7 (a)) | 78 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 68 |
| Windscreen washer not working | 63 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 56 |
| Windscreen washer not working | 51 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 43 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 40 |
| Horn not working (7.7 (a) (ii)) | 40 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 38 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 35 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 27 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 21 |
| Registration plate issues | 19 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Horn not working (7.7 (a) (ii)) | 17 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 16 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 16 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 16 |
| Registration plate lamp issues | 15 |
| Registration plate issues | 13 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Brakes imbalanced across an axle | 8 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 7 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |