| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 22971 |
| Registration plate lamp issues | 20741 |
| Windscreen wiper does not clear the windscreen effectively | 19111 |
| Brake pipe excessively corroded | 11395 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9372 |
| Nearside Stop lamp not working |1.2.1b| | 8193 |
| Brakes imbalanced across an axle | 7999 |
| Offside Stop lamp not working |1.2.1b| | 7971 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7322 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 7107 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 7042 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6792 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 5782 |
| Rear parking brake recording little or no effort | 5736 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 5422 |
| Registration plate issues | 4979 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4585 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4281 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4085 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3869 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3780 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3664 |
| Offside Rear Stop lamp not working |1.2.1b| | 3659 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3432 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3289 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3150 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2856 |
| Emissions not tested |7.0| | 2522 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2513 |
| Centre Stop lamp not working |1.2.1b| | 2484 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2478 |
| Service brake: efficiency below requirements |3.7.B.7| | 2448 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2253 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2207 |
| Rear brake binding | 2184 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2155 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2117 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2101 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1828 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1817 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1721 |
| Parking brake lever has no reserve travel |3.1.6b| | 1661 |
| Front brake application uneven | 1567 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1444 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1442 |
| Rear brake application uneven | 1401 |
| Offside Rear fog lamp not working |1.3.2b| | 1348 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 1325 |
| Offside front brake binding |3.7.B.1| | 1288 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 1232 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1117 |
| Windscreen has damage | 1089 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1073 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1061 |
| Stop lamp not working |1.2.1b| | 1057 |
| Front brake disc in such a condition that it is seriously weakened | 1044 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1026 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 994 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 950 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 949 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 932 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 873 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 867 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 829 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 782 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 777 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 772 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 761 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 748 |
| Windscreen wiper blade insecure | 745 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 740 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 730 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 728 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 720 |
| Offside Steering rack gaiter split |2.2.D.2d| | 719 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 697 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 692 |
| Nearside front brake binding |3.7.B.1| | 690 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 687 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 686 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 684 |
| Horn not working |1.6.2a| | 677 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 672 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 660 |
| Offside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 651 |
| Offside Front front brake binding |3.7.B.1| | 650 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 647 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 645 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 643 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 640 |
| Rear Stop lamp not working |1.2.1b| | 634 |
| Rear fog lamp not working |1.3.2b| | 630 |
| Centre Rear Stop lamp not working |1.2.1b| | 630 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 613 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 602 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 596 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 587 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 573 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 573 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 556 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 552 |
| Front position lamp|s| not working |1.1.A.3b| | 541 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 533 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 529 |
| Battery insecure |1.9.1| | 497 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 483 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 479 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 473 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 453 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 447 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 436 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 433 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 433 |
| Mechanical brake component has restricted free movement | 426 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 418 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 414 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 412 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 411 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 408 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 405 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 401 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 400 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 399 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 395 |
| Rear Exhaust system not adequately supported |7.1.1| | 382 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 382 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 377 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 375 |