| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 821 |
| Headlamp aim out of alignment | 396 |
| Registration plate lamp issues | 178 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 94 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 73 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 61 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 60 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 55 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 48 |
| Windscreen washer not working | 43 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 31 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 28 |
| Anti-lock braking system warning lamp indicates an ABS fault | 26 |
| Registration plate issues | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 22 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 20 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 18 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 18 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 17 |
| Brakes imbalanced across an axle | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 12 |
| Horn not working (7.7 (a)) | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 10 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Offside Headlamp aim unable to be tested (4.1.2 (b)) | 9 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 9 |
| Offside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Nearside Headlamp aim unable to be tested (4.1.2 (b)) | 8 |
| Windscreen in an unacceptable condition (3.2 (c) (i)) | 8 |
| Offside Headlamp insecure (4.1.1 (c)) | 8 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 7 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 7 |
| Offside Rear Shock absorbers has a serious fluid leak | 7 |
| Nearside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Nearside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 7 |