| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 24016 |
| Windscreen wiper does not clear the windscreen effectively | 13416 |
| Headlamp aim out of alignment | 11334 |
| Rear brake binding | 4690 |
| Brakes imbalanced across an axle | 4020 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3789 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3739 |
| Brake pipe excessively corroded | 3730 |
| Rear brake disc in such a condition that it is seriously weakened | 3219 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3003 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2819 |
| Front brake disc in such a condition that it is seriously weakened | 2790 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2727 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2603 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2546 |
| Registration plate issues | 2534 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2403 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2375 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2243 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2227 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2199 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2192 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2172 |
| Centre Stop lamp not working |1.2.1b| | 2003 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1961 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1931 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1919 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1812 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1521 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1483 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1452 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1330 |
| Rear parking brake recording little or no effort | 1270 |
| Nearside Stop lamp not working |1.2.1b| | 1220 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1211 |
| Front brake application uneven | 1174 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1133 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1115 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1047 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1019 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 982 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 917 |
| Hazard warning switch faulty |1.4.B.1d| | 878 |
| Horn not working |1.6.2a| | 822 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 819 |
| Service brake: efficiency below requirements |3.7.B.7| | 788 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 779 |
| Offside Stop lamp not working |1.2.1b| | 730 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 726 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 718 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 717 |
| Rear Mechanical brake component has restricted free movement | 693 |
| Battery insecure |1.9.1| | 683 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 665 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 649 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 647 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 635 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 621 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 602 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 591 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 589 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 573 |
| Offside Front brake disc excessively pitted |3.5.1h| | 566 |
| Offside front brake binding |3.7.B.1| | 546 |
| Anti-lock braking system warning lamp indicates an ABS fault | 527 |
| Parking brake lever has no reserve travel |3.1.6b| | 522 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 520 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 508 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 504 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 502 |
| Windscreen wiper blade insecure | 484 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 482 |
| Nearside Rear Stop lamp not working |1.2.1b| | 479 |
| Brake hose damaged | 453 |
| Brake hose excessively deteriorated | 452 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 450 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 444 |
| Stop lamp not working |1.2.1b| | 443 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 440 |
| Centre Rear Stop lamp not working |1.2.1b| | 401 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 398 |
| Windscreen washer not working | 391 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 377 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 373 |
| Front brake excessively fluctuating | 363 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 354 |
| Hazard warning lamps inoperative |1.4.B.1b| | 351 |
| Windscreen has damage | 350 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 336 |
| Offside Rear Stop lamp not working |1.2.1b| | 335 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 333 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 331 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 329 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 324 |
| Emissions not tested |7.0| | 321 |
| Front brake disc excessively pitted |3.5.1h| | 319 |
| Offside Rear fog lamp not working |1.3.2b| | 313 |
| Nearside front brake binding |3.7.B.1| | 307 |
| Nearside Front Front constant velocity joint is insecure |2.5.C.1b| | 304 |
| Brake servo leaking |3.6.C.1c| | 302 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 300 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 291 |
| Rear brake disc excessively pitted |3.5.1h| | 288 |
| Rear brake application uneven | 285 |
| Offside Front front brake binding |3.7.B.1| | 283 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 281 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 272 |