| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 255 |
| Windscreen wiper does not clear the windscreen effectively | 76 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 65 |
| Windscreen washer not working | 56 |
| Registration plate lamp issues | 54 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 53 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 53 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 52 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 40 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Anti-lock braking system warning lamp indicates an ABS fault | 29 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Front Exhaust system insecure (6.1.2 (a)) | 26 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 24 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 23 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 18 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 15 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 14 |
| Brakes imbalanced across an axle | 13 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 13 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Exhaust system insecure (6.1.2 (a)) | 9 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Registration plate issues | 9 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 9 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Central Front Exhaust system insecure (6.1.2 (a)) | 7 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Nearside Headlamp insecure (4.1.1 (c)) | 7 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Side repeater missing (4.4.1 (a) (ii)) | 5 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 5 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 5 |
| Offside Headlamp insecure (4.1.1 (c)) | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 5 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |