| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 21742 |
| Brake pipe excessively corroded | 17205 |
| Headlamp aim out of alignment | 15058 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9437 |
| Registration plate lamp issues | 7101 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5818 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4169 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4058 |
| Brakes imbalanced across an axle | 3599 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2717 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1949 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1854 |
| Rear parking brake recording little or no effort | 1757 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1677 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1599 |
| Rear brake disc in such a condition that it is seriously weakened | 1591 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1416 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1415 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1406 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1393 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1384 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1295 |
| Rear brake binding | 1236 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1167 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1119 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1112 |
| Registration plate issues | 1097 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1071 |
| Brake hose excessively deteriorated | 1049 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1035 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1011 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1003 |
| Offside Stop lamp not working |1.2.1b| | 969 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 969 |
| Windscreen washer not working | 952 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 829 |
| Nearside Stop lamp not working |1.2.1b| | 819 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 810 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 795 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 762 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 755 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 732 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 697 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 695 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 688 |
| Offside Front Position lamp not working |4.2.1 |a|| | 682 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 665 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 657 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 605 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 589 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 563 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 556 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 548 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 546 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 537 |
| Emissions not tested (8.2.1.2 (d)) | 512 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 499 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 491 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 489 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 489 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 463 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 460 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 453 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 438 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 428 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 422 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 400 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 386 |
| Offside Rear Stop lamp not working |1.2.1b| | 385 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 385 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 381 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 374 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 371 |
| Front brake disc in such a condition that it is seriously weakened | 370 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 369 |
| Nearside Rear Stop lamp not working |1.2.1b| | 369 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 366 |
| Centre Stop lamp not working |1.2.1b| | 359 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 357 |
| Windscreen wiper blade insecure | 345 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 332 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 329 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 326 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 324 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 321 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 319 |
| Emissions unable to be completed (8.2.1.2 (d)) | 319 |