| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 22827 |
| Brake pipe excessively corroded | 16433 |
| Headlamp aim out of alignment | 15340 |
| Registration plate lamp issues | 8823 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7263 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4741 |
| Brakes imbalanced across an axle | 3861 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3357 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3007 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2532 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2474 |
| Rear parking brake recording little or no effort | 2459 |
| Rear brake binding | 2456 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2063 |
| Rear brake disc in such a condition that it is seriously weakened | 1847 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1783 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1730 |
| Offside Stop lamp not working |1.2.1b| | 1565 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1550 |
| Registration plate issues | 1449 |
| Windscreen washer not working | 1425 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1293 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1174 |
| Nearside Stop lamp not working |1.2.1b| | 1153 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1031 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 939 |
| Brake hose excessively deteriorated | 916 |
| Offside Front Position lamp not working |4.2.1 |a|| | 882 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 874 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 804 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 802 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 790 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 775 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 767 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 722 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 718 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 674 |
| Offside Rear Stop lamp not working |1.2.1b| | 673 |
| Centre Stop lamp not working |1.2.1b| | 659 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 657 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 657 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 642 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 632 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 632 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 616 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 614 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 612 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 598 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 572 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 567 |
| Emissions not tested (8.2.1.2 (d)) | 558 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 552 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 526 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 514 |
| Nearside Rear Stop lamp not working |1.2.1b| | 509 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 502 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 493 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 490 |
| Rear Mechanical brake component has restricted free movement | 475 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 468 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 467 |
| Windscreen wiper blade insecure | 465 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 452 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 449 |
| Front brake disc in such a condition that it is seriously weakened | 433 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 429 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 422 |
| Rear brake application uneven | 407 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 406 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 403 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 401 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 378 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 356 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 356 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 353 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 347 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 347 |
| Nearside front brake binding |3.7.B.1| | 341 |
| Offside front brake binding |3.7.B.1| | 326 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 326 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 324 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 314 |
| Front brake application uneven | 308 |