| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 4408 |
| Headlamp aim out of alignment | 2670 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 889 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 868 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 647 |
| Registration plate lamp issues | 437 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 345 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 299 |
| Offside Front Position lamp not working |4.2.1 |a|| | 296 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 284 |
| Brakes imbalanced across an axle | 283 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 273 |
| Windscreen washer not working | 228 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 211 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 205 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 197 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 140 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 133 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 112 |
| Registration plate issues | 101 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 101 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 100 |
| Fuel cap/sealing device ineffective |6.1.3 |b| |i|| | 99 |
| Front brake disc in such a condition that it is seriously weakened | 77 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 72 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 69 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 69 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 65 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 58 |
| Nearside Rear Shock absorbers has a serious fluid leak | 51 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 49 |
| Offside Rear Shock absorbers has a serious fluid leak | 49 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 46 |
| Offside Rear Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 45 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 40 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 40 |
| Fuel cap/sealing device component leaking (6.1.3 (b) (i)) | 39 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 37 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 37 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 36 |