| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 264 |
| Rear brake disc in such a condition that it is seriously weakened | 62 |
| Windscreen wiper does not clear the windscreen effectively | 50 |
| Windscreen washer not working | 45 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 40 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 39 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 39 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 36 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 31 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 31 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 28 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 26 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 23 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 22 |
| Nearside Headlamp insecure (4.1.1 (c)) | 21 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Registration plate issues | 21 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 19 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 17 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 13 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Brakes imbalanced across an axle | 12 |
| Front Exhaust system insecure (6.1.2 (a)) | 12 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Exhaust system insecure (6.1.2 (a)) | 10 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 10 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Reversing lamp inoperative (4.6.1 (a)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 8 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Rear Seat belt not functioning as intended (7.1.2 (c)) | 5 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Rear Brake disc significantly and obviously worn both (1.1.14 (a) (i)) | 5 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Brake performance not tested (1.2.1 (g)) | 5 |
| Offside Headlamp insecure (4.1.1 (c)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |