| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 25037 |
| Brake pipe excessively corroded | 19944 |
| Headlamp aim out of alignment | 16238 |
| Registration plate lamp issues | 9785 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7687 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5160 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4606 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4442 |
| Brakes imbalanced across an axle | 3875 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2908 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2495 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2405 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 2123 |
| Rear brake disc in such a condition that it is seriously weakened | 1748 |
| Offside Stop lamp not working |1.2.1b| | 1721 |
| Rear brake binding | 1683 |
| Rear parking brake recording little or no effort | 1627 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1560 |
| Registration plate issues | 1517 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1516 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1456 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1436 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1387 |
| Brake hose excessively deteriorated | 1377 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1372 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1331 |
| Nearside Stop lamp not working |1.2.1b| | 1286 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1283 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1246 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1215 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1203 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1199 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1187 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1128 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1120 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1030 |
| Windscreen washer not working | 944 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 927 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 908 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 908 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 904 |
| Offside Front Position lamp not working |4.2.1 |a|| | 889 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 886 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 883 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 843 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 821 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 808 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 782 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 775 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 750 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 700 |
| Offside Rear Stop lamp not working |1.2.1b| | 691 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 666 |
| Emissions not tested (8.2.1.2 (d)) | 587 |
| Nearside Rear Stop lamp not working |1.2.1b| | 584 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 576 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 568 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 540 |
| Centre Stop lamp not working |1.2.1b| | 521 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 521 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 510 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 507 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 492 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 488 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 480 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 476 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 474 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 471 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 459 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 451 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 446 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 439 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 437 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 436 |
| Front brake disc in such a condition that it is seriously weakened | 434 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 415 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 414 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 412 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 406 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 402 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 397 |
| Nearside Side repeater not working |1.4.A.2c| | 394 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 393 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 392 |
| Windscreen wiper blade insecure | 389 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 378 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 374 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 373 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 373 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 372 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 364 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 364 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 360 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 351 |
| Emissions unable to be completed (8.2.1.2 (d)) | 349 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 349 |