| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 456 |
| Headlamp aim out of alignment | 323 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 145 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 144 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 61 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 59 |
| Registration plate lamp issues | 41 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 39 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 37 |
| Windscreen washer not working | 35 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 30 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 29 |
| Offside Front Position lamp not working |4.2.1 |a|| | 26 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 25 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 23 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 22 |
| Registration plate issues | 20 |
| Brakes imbalanced across an axle | 19 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 14 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 13 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 11 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Horn not working (7.7 (a) (ii)) | 11 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 9 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Offside Rear Shock absorbers has a serious fluid leak | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Front Position lamp not working both (4.2.1 (a) (ii)) | 6 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Reversing lamp inoperative (4.6.1 (a)) | 5 |
| Fuel cap/sealing device ineffective |6.1.3 |b| |i|| | 5 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 5 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |