| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2087 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 882 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 875 |
| Windscreen wiper does not clear the windscreen effectively | 673 |
| Registration plate issues | 555 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 373 |
| Windscreen washer not working | 235 |
| Offside Front Position lamp not working |4.2.1 |a|| | 210 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 183 |
| Registration plate lamp issues | 174 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 173 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 155 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 143 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 130 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 126 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 126 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 126 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 119 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 110 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 110 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 108 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 105 |
| Horn not working (7.7 (a)) | 102 |
| Front brake disc in such a condition that it is seriously weakened | 100 |
| Brakes imbalanced across an axle | 100 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 94 |
| Horn not working (7.7 (a) (ii)) | 93 |
| Nearside Rear Shock absorbers has a serious fluid leak | 82 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 78 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 69 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 68 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 62 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 60 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 57 |
| Nearside Side repeater not working |1.4.A.2c| | 56 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 56 |
| Offside Rear Shock absorbers has a serious fluid leak | 53 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 53 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 52 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 52 |
| Offside Side repeater not working |1.4.A.2c| | 51 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 50 |
| Rear brake disc in such a condition that it is seriously weakened | 48 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 48 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 47 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 44 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 44 |
| Nearside Front Shock absorbers has a serious fluid leak | 44 |
| Windscreen has damage | 42 |
| Horn not working |7.7 |a| |ii|| | 40 |
| Anti-lock braking system warning lamp indicates an ABS fault | 39 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 38 |
| Horn not working |1.6.2a| | 38 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 38 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 37 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 37 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 37 |