| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 4083 |
| Windscreen wiper does not clear the windscreen effectively | 3989 |
| Registration plate lamp issues | 2825 |
| Headlamp aim out of alignment | 2397 |
| Registration plate issues | 1413 |
| Brakes imbalanced across an axle | 1079 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1056 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1000 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 608 |
| Brake hose excessively deteriorated | 592 |
| Offside front brake binding |3.7.B.1| | 547 |
| Nearside front brake binding |3.7.B.1| | 448 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 436 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 377 |
| Front brake disc in such a condition that it is seriously weakened | 335 |
| Rear Exhaust system not adequately supported |7.1.1| | 314 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 298 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 272 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 265 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 252 |
| Offside Front front brake binding |3.7.B.1| | 251 |
| Mechanical brake component has restricted free movement | 248 |
| Front brake application uneven | 242 |
| Offside Front coil spring broken |2.4.C.1a| | 216 |
| Parking brake: efficiency below requirements |3.7.B.7| | 203 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 203 |
| Nearside Front front brake binding |3.7.B.1| | 201 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 198 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 196 |
| Battery insecure |1.9.1| | 195 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 194 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 194 |
| Parking brake lever has no reserve travel |3.1.6b| | 188 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 188 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 181 |
| Service brake: efficiency below requirements |3.7.B.7| | 179 |
| Centre Stop lamp not working |1.2.1b| | 179 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 171 |
| 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| | 170 |
| Rear parking brake recording little or no effort | 169 |
| Nearside Stop lamp not working |1.2.1b| | 167 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 164 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 162 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 150 |
| Offside Front coil spring fractured |2.4.C.1a| | 138 |
| Emissions not tested |7.0| | 136 |
| Exhaust system not adequately supported |7.1.1| | 136 |
| Windscreen wiper blade insecure | 135 |
| Windscreen has damage | 134 |
| 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| | 130 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 128 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 127 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 125 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 124 |
| Rear brake application uneven | 124 |
| Fuel system component leaking |7.2.3| | 120 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 119 |
| Centre Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 114 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 112 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 110 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 109 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 108 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 106 |
| Front brake excessively fluctuating | 105 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 102 |
| Horn not working |1.6.2a| | 102 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 102 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 101 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 100 |
| Rear Exhaust has a part missing |7.1.1a| | 99 |
| Offside Front brake disc excessively pitted |3.5.1h| | 96 |
| Offside Stop lamp not working |1.2.1b| | 96 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 95 |
| Nearside Front coil spring broken |2.4.C.1a| | 95 |
| 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| | 91 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 91 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 90 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 89 |
| 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| | 88 |
| Offside Rear coil spring broken |2.4.C.1a| | 88 |
| 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| | 87 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 84 |
| 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| | 83 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 83 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 83 |
| Nearside Rear Stop lamp not working |1.2.1b| | 81 |
| Offside Front Position lamp not working |4.2.1 |a|| | 80 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 78 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 78 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 77 |
| Nearside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 76 |
| Offside Front coil spring incomplete |2.4.C.1a| | 75 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 75 |
| Nearside Front coil spring fractured |2.4.C.1a| | 75 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 74 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 73 |
| Brake pedal spongy |3.3.B.1b| | 72 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 71 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 69 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 68 |
| Front position lamp|s| not working |1.1.A.3b| | 67 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 67 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 64 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 64 |
| Emissions not tested |7.3.A.1| | 63 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 63 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 63 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 62 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 62 |