| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8981 |
| Windscreen wiper does not clear the windscreen effectively | 6526 |
| Registration plate lamp issues | 5334 |
| Brake pipe excessively corroded | 2919 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2509 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2272 |
| Registration plate issues | 1909 |
| Brakes imbalanced across an axle | 1895 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1722 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1638 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1245 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1221 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1114 |
| Offside Stop lamp not working |1.2.1b| | 1018 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 960 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 892 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 867 |
| Nearside Stop lamp not working |1.2.1b| | 816 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 795 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 789 |
| Parking brake: efficiency below requirements |3.7.B.7| | 771 |
| Parking brake lever has no reserve travel |3.1.6b| | 673 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 575 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 555 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 506 |
| Anti-lock braking system warning lamp indicates an ABS fault | 502 |
| Rear parking brake recording little or no effort | 487 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 482 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 465 |
| Emissions not tested |7.0| | 463 |
| Service brake: efficiency below requirements |3.7.B.7| | 454 |
| Offside Rear Stop lamp not working |1.2.1b| | 450 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 450 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 447 |
| Front brake application uneven | 411 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 403 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 402 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 393 |
| Centre Stop lamp not working |1.2.1b| | 392 |
| Rear brake binding | 354 |
| Nearside Rear Stop lamp not working |1.2.1b| | 350 |
| Rear brake application uneven | 345 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 315 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 300 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 297 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 294 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 286 |
| Battery insecure |1.9.1| | 277 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 268 |
| Windscreen has damage | 245 |
| Offside Front brake disc excessively pitted |3.5.1h| | 242 |
| Front brake disc in such a condition that it is seriously weakened | 238 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 238 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 230 |
| Offside Front Direction indicator not working |1.4.A.2c| | 229 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 227 |
| Windscreen wiper blade insecure | 226 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 219 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 215 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 205 |
| 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| | 205 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 203 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 193 |
| Offside front brake binding |3.7.B.1| | 190 |
| Brake hose excessively deteriorated | 186 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 183 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 180 |
| Nearside Rear Shock absorbers has a serious fluid leak | 178 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 176 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 174 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 169 |
| Offside Rear fog lamp not working |1.3.2b| | 169 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 169 |
| Offside Headlamp insecure |1.7.3| | 167 |
| Nearside Headlamp insecure |1.7.3| | 165 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 160 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 157 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 152 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 151 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 148 |
| Offside Rear Shock absorbers has a serious fluid leak | 146 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 143 |
| Front position lamp|s| not working |1.1.A.3b| | 136 |
| Brake pedal spongy |3.3.B.1b| | 136 |
| 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| | 136 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 134 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 130 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 130 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 127 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 125 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 124 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 121 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 121 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 118 |
| Rear Exhaust system not adequately supported |7.1.1| | 116 |
| Horn not working |1.6.2a| | 111 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 108 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 107 |
| Exhaust system not adequately supported |7.1.1| | 107 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 104 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 103 |