| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 102 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 83 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 78 |
| Windscreen wiper does not clear the windscreen effectively | 72 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 65 |
| Registration plate lamp issues | 57 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 46 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 42 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 35 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 35 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 32 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 29 |
| Nearside Stop lamp not working |1.2.1b| | 26 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 25 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 25 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 24 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 23 |
| Windscreen washer not working | 23 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 20 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 20 |
| Rear Exhaust system insecure (6.1.2 (a)) | 18 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Offside Stop lamp not working |1.2.1b| | 18 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 17 |
| Front brake disc in such a condition that it is seriously weakened | 17 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 14 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 14 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 9 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Brakes imbalanced across an axle | 8 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 8 |
| Nearside Rear Inner Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 7 |
| Registration plate issues | 7 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 7 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 7 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 7 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt insecure (6.1.7 (g) (ii)) | 7 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 6 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Exhaust system insecure (6.1.2 (a)) | 5 |
| Offside Front Position lamp not working |4.2.1 |a|| | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Rear Inner Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 4 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 4 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated |1.1.6 |d|| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 4 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |