| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 4530 |
| Windscreen wiper does not clear the windscreen effectively | 2691 |
| Headlamp aim out of alignment | 2027 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1845 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1826 |
| Brake pipe excessively corroded | 1415 |
| Reversing lamp inoperative (4.6.1 (a)) | 1250 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 757 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 753 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 736 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 716 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 662 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 635 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 625 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 613 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 567 |
| Registration plate issues | 533 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 448 |
| Offside Front Position lamp not working |4.2.1 |a|| | 351 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 349 |
| Nearside Stop lamp not working |1.2.1b| | 344 |
| Offside Stop lamp not working |1.2.1b| | 344 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 333 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 326 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 315 |
| Reversing lamp inoperative |4.6.1 |a|| | 311 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 294 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 290 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 285 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 284 |
| Offside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 278 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 260 |
| Nearside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 257 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 255 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 254 |
| Windscreen washer not working | 252 |
| Anti-lock braking system warning lamp indicates an ABS fault | 247 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 243 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 235 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 218 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 218 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 203 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 192 |
| Offside Rear Stop lamp not working |1.2.1b| | 186 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 182 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 170 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 165 |
| Front brake disc in such a condition that it is seriously weakened | 165 |
| Nearside Rear Stop lamp not working |1.2.1b| | 164 |
| Offside Front Shock absorbers has a serious fluid leak | 163 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 162 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 154 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 145 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 143 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 137 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 132 |
| Offside Rear Shock absorbers has a serious fluid leak | 126 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 125 |
| Nearside Rear Shock absorbers has a serious fluid leak | 119 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 117 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 115 |
| Parking brake: efficiency below requirements |3.7.B.7| | 110 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 109 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 107 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 106 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 103 |
| Rear brake disc in such a condition that it is seriously weakened | 100 |
| Nearside Front Shock absorbers has a serious fluid leak | 99 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 99 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 98 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 98 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 98 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 95 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 94 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 92 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 91 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 87 |
| Offside Rear Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 82 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 81 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 81 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 80 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 80 |
| Nearside Windscreen wiper not working (3.4 (a)) | 80 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 78 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 78 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 76 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 76 |
| Nearside Rear Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 75 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 74 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 74 |
| Nearside Front Windscreen wiper not working (3.4 (a)) | 71 |
| Brakes imbalanced across an axle | 71 |