| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 491 |
| Headlamp aim out of alignment | 300 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 27 |
| Registration plate lamp issues | 25 |
| Windscreen washer not working | 24 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Brakes imbalanced across an axle | 22 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 15 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 14 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Registration plate issues | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 8 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 6 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 3 |
| Nearside Headlamp levelling device inoperative (4.1.5 (a)) | 3 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 3 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |