| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 708 |
| Headlamp aim out of alignment | 446 |
| Registration plate lamp issues | 404 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 188 |
| Brake pipe excessively corroded | 163 |
| Offside Rear coil spring broken |2.4.C.1a| | 132 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 118 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 111 |
| Registration plate issues | 111 |
| Brakes imbalanced across an axle | 101 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 97 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 91 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 89 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 83 |
| Nearside Rear coil spring broken |2.4.C.1a| | 78 |
| Anti-lock braking system warning lamp indicates an ABS fault | 65 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 57 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 57 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 52 |
| Rear brake disc in such a condition that it is seriously weakened | 50 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 48 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 42 |
| Front brake disc in such a condition that it is seriously weakened | 41 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 40 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 39 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 38 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 38 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 37 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 34 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 34 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 32 |
| Parking brake: efficiency below requirements |3.7.B.7| | 30 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 30 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 30 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 30 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 29 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 27 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 25 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 24 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 23 |
| Windscreen has damage | 22 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Offside Rear coil spring fractured |2.4.C.1a| | 22 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Front Position lamp not working |4.2.1 |a|| | 21 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Rear brake binding | 19 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Nearside Front Shock absorbers has a serious fluid leak | 18 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 16 |
| Offside Front Shock absorbers has a serious fluid leak | 16 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 16 |
| Nearside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 14 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 14 |
| Rear parking brake recording little or no effort | 13 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 13 |
| Windscreen wiper blade insecure | 13 |
| Offside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 13 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 13 |
| Parking brake lever has no reserve travel |3.1.6b| | 12 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 12 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 12 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 12 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 11 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 11 |