| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3161 |
| Windscreen wiper does not clear the windscreen effectively | 2783 |
| Brake pipe excessively corroded | 2582 |
| Headlamp aim out of alignment | 2563 |
| Brakes imbalanced across an axle | 1429 |
| Nearside Stop lamp not working |1.2.1b| | 962 |
| Offside Stop lamp not working |1.2.1b| | 961 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 787 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 692 |
| Battery insecure |1.9.1| | 511 |
| Service brake: efficiency below requirements |3.7.B.7| | 420 |
| Registration plate issues | 398 |
| Offside front brake binding |3.7.B.1| | 365 |
| Nearside Rear Stop lamp not working |1.2.1b| | 361 |
| Front brake disc in such a condition that it is seriously weakened | 359 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 356 |
| Offside Rear Stop lamp not working |1.2.1b| | 349 |
| Offside Rear fog lamp not working |1.3.2b| | 339 |
| Parking brake: efficiency below requirements |3.7.B.7| | 278 |
| Front brake application uneven | 266 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 265 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 233 |
| Rear fog lamp not working |1.3.2b| | 220 |
| Nearside front brake binding |3.7.B.1| | 195 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 193 |
| Offside Front brake disc excessively pitted |3.5.1h| | 185 |
| Offside Front front brake binding |3.7.B.1| | 182 |
| Rear brake application uneven | 172 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 171 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 171 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 169 |
| Rear parking brake recording little or no effort | 168 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 164 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 164 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 163 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 156 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 155 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 155 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 154 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 144 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 140 |
| Horn not working |1.6.2a| | 138 |
| Front brake excessively fluctuating | 130 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 127 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 121 |
| 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| | 121 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 121 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 120 |
| 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| | 114 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 110 |
| Centre Stop lamp not working |1.2.1b| | 109 |
| Mechanical brake component has restricted free movement | 107 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 105 |
| Nearside Front front brake binding |3.7.B.1| | 101 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 98 |
| Rear brake binding | 98 |
| Front brake disc excessively pitted |3.5.1h| | 97 |
| 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| | 91 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 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 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 88 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 86 |
| Windscreen wiper blade insecure | 85 |
| Emissions not tested |7.0| | 85 |
| Stop lamp not working |1.2.1b| | 81 |
| 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| | 79 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 79 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 79 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 79 |
| Nearside Headlamp insecure |1.7.3| | 76 |
| Offside Headlamp insecure |1.7.3| | 75 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 74 |
| 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| | 74 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 73 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 69 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 69 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 68 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 67 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 67 |
| Rear fog lamp tell tale not working |1.3.1b| | 66 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 66 |
| Windscreen washer not working | 65 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 64 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 62 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 61 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 61 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 60 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 60 |
| Rear Rear fog lamp not working |1.3.2b| | 60 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 60 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 60 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 60 |
| Brake hose excessively deteriorated | 59 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 58 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 57 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 57 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 55 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 55 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 55 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 55 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 53 |
| Windscreen has damage | 52 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 51 |
| Parking brake lever has no reserve travel |3.1.6b| | 51 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 49 |
| Front position lamp|s| not working |1.1.A.3b| | 48 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 48 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 47 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 47 |