| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 671 |
| Headlamp aim out of alignment | 425 |
| Windscreen wiper does not clear the windscreen effectively | 415 |
| Brake pipe excessively corroded | 381 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 250 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 249 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 148 |
| Reversing lamp inoperative (4.6.1 (a)) | 142 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 122 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 111 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 110 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 104 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 96 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 92 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 90 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 89 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 85 |
| Registration plate issues | 79 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 76 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 75 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 73 |
| Windscreen washer not working | 67 |
| Anti-lock braking system warning lamp indicates an ABS fault | 65 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 54 |
| Nearside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 53 |
| Offside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 53 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 49 |
| Offside Front Position lamp not working |4.2.1 |a|| | 48 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 48 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 47 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 46 |
| Reversing lamp inoperative |4.6.1 |a|| | 44 |
| Nearside Stop lamp not working |1.2.1b| | 41 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 40 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 37 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 34 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 32 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 30 |
| Offside Rear Shock absorbers has a serious fluid leak | 29 |
| Offside Stop lamp not working |1.2.1b| | 29 |
| Front brake disc in such a condition that it is seriously weakened | 28 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 25 |
| Nearside Rear Stop lamp not working |1.2.1b| | 25 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 25 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 25 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 24 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 24 |
| Offside Rear coil spring broken |2.4.C.1a| | 24 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 24 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 24 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 23 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 23 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 23 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 22 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Rear brake disc in such a condition that it is seriously weakened | 21 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 21 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 20 |
| Offside Front Shock absorbers has a serious fluid leak | 20 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 20 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 20 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 19 |
| Nearside Rear coil spring broken |2.4.C.1a| | 19 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Parking brake: efficiency below requirements |3.7.B.7| | 18 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Exhaust system insecure (6.1.2 (a)) | 17 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 17 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 17 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 17 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Brakes imbalanced across an axle | 17 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 17 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 16 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 16 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 16 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Nearside Rear Shock absorbers has a serious fluid leak | 16 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 15 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 15 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 15 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Nearside Front Shock absorbers has a serious fluid leak | 12 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |