| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 203 |
| Headlamp aim out of alignment | 190 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 121 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 106 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 100 |
| Registration plate issues | 61 |
| Anti-lock braking system warning lamp indicates an ABS fault | 48 |
| Nearside Front coil spring broken |2.4.C.1a| | 41 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 40 |
| Registration plate lamp issues | 39 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 39 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 34 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 34 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 33 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 33 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 27 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Front coil spring broken |2.4.C.1a| | 23 |
| Windscreen washer not working | 21 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 21 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 20 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 20 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 20 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 20 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 18 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 18 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Front brake disc in such a condition that it is seriously weakened | 18 |
| Brakes imbalanced across an axle | 17 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 17 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 16 |
| Nearside Stop lamp not working |1.2.1b| | 15 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 13 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 12 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 11 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 10 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 10 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour |8.2.2.2 |d|| | 8 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Headlamp insecure (4.1.1 (c)) | 8 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Exhaust emissions exceed manufacturers specified limit 0.51 (8.2.2.2 (a)) | 7 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 7 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Front brake excessively fluctuating | 6 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |