| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1794 |
| Headlamp aim out of alignment | 1594 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1191 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1087 |
| Windscreen wiper does not clear the windscreen effectively | 967 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 505 |
| Windscreen washer not working | 436 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 404 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 386 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 372 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 297 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 268 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 240 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 239 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 203 |
| Horn not working (7.7 (a)) | 197 |
| Central Front Seat belt not functioning as intended (7.1.2 (c)) | 176 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 167 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 134 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 129 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 114 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 109 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 104 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 101 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 100 |
| Central Seat belt not functioning as intended (7.1.2 (c)) | 100 |
| Horn not working (7.7 (a) (ii)) | 93 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 92 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 90 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 81 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 74 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 72 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 70 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 61 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 60 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 60 |
| Central Front Seat belt retracting mechanism defective (7.1.2 (e)) | 57 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 56 |
| Front brake disc in such a condition that it is seriously weakened | 56 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 56 |
| Registration plate issues | 53 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 50 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 48 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 45 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 43 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 43 |
| Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 36 |
| Headlamp aim not tested (4.1.2 (b)) | 34 |
| Central Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 31 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 31 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 31 |
| Offside Front Headlamp aim not tested (4.1.2 (b)) | 31 |
| Brakes imbalanced across an axle | 31 |
| Anti-lock braking system warning lamp indicates an ABS fault | 30 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 30 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 28 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 28 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Central Seat belt retracting mechanism defective (7.1.2 (e)) | 26 |