| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 611 |
| Windscreen wiper does not clear the windscreen effectively | 361 |
| Headlamp aim out of alignment | 335 |
| Brake pipe excessively corroded | 288 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 152 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 148 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 142 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 122 |
| Reversing lamp inoperative (4.6.1 (a)) | 84 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 75 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 72 |
| Registration plate issues | 71 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 68 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 57 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 57 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 56 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 56 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 55 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 54 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 51 |
| Windscreen washer not working | 48 |
| Offside Front Position lamp not working |4.2.1 |a|| | 48 |
| Reversing lamp inoperative |4.6.1 |a|| | 44 |
| Nearside Stop lamp not working |1.2.1b| | 41 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 41 |
| Nearside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 37 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 32 |
| Anti-lock braking system warning lamp indicates an ABS fault | 31 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 30 |
| Offside Stop lamp not working |1.2.1b| | 29 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 25 |
| Nearside Rear Stop lamp not working |1.2.1b| | 25 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 25 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Rear Shock absorbers has a serious fluid leak | 24 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Offside Rear coil spring broken |2.4.C.1a| | 24 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 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 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 22 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 20 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 20 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Rear coil spring broken |2.4.C.1a| | 19 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 18 |
| Parking brake: efficiency below requirements |3.7.B.7| | 18 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 17 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 17 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 17 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Offside Front Shock absorbers has a serious fluid leak | 15 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 14 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 14 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 12 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 12 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 11 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 11 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Brakes imbalanced across an axle | 11 |
| Nearside Rear Shock absorbers has a serious fluid leak | 11 |
| Rear parking brake recording little or no effort | 11 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 10 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 10 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 10 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 10 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 10 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 10 |