| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1420 |
| Windscreen wiper does not clear the windscreen effectively | 1143 |
| Headlamp aim out of alignment | 975 |
| Offside Stop lamp not working |1.2.1b| | 523 |
| Brake pipe excessively corroded | 503 |
| Nearside Stop lamp not working |1.2.1b| | 444 |
| Registration plate issues | 244 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 227 |
| Offside Rear Stop lamp not working |1.2.1b| | 202 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 199 |
| Nearside Rear Stop lamp not working |1.2.1b| | 170 |
| Centre Stop lamp not working |1.2.1b| | 151 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 108 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 85 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 73 |
| Rear brake disc in such a condition that it is seriously weakened | 67 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 66 |
| Offside Rear fog lamp not working |1.3.2b| | 61 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 60 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 59 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 58 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 57 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 56 |
| Bonnet retaining device ineffective |8.4.2| | 54 |
| Anti-lock braking system warning lamp indicates an ABS fault | 53 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 51 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 50 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 47 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 47 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 44 |
| Parking brake: efficiency below requirements |3.7.B.7| | 44 |
| Brake hose excessively deteriorated | 43 |
| Rear brake binding | 43 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 43 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 43 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 42 |
| Windscreen has damage | 42 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 41 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 41 |
| 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| | 40 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 39 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 38 |
| Parking brake lever has no reserve travel |3.1.6b| | 37 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 37 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Brakes imbalanced across an axle | 36 |
| 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| | 36 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 35 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 35 |
| Power steering fluid level below minimum |2.3.1| | 35 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Offside Steering rack gaiter split |2.2.D.2d| | 35 |
| Offside Front coil spring broken |2.4.C.1a| | 34 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 34 |
| Windscreen washer not working | 34 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 34 |
| Nearside Front Shock absorbers has a serious fluid leak | 33 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 33 |
| Power steering component|s| leaking |2.3.3b| | 33 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 32 |
| Stop lamp not working |1.2.1b| | 32 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 32 |
| Windscreen wiper blade insecure | 32 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 30 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 30 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 30 |
| Centre Rear Stop lamp not working |1.2.1b| | 30 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 29 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 29 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 28 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 28 |
| Rear parking brake recording little or no effort | 27 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 26 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 26 |
| Offside Rear coil spring broken |2.4.C.1a| | 26 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Offside Front Position lamp not working |4.2.1 |a|| | 25 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 24 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 24 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 23 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 23 |
| Service brake: efficiency below requirements |3.7.C.1a| | 23 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 23 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 22 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 22 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 22 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 22 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 22 |
| Rear Stop lamp not working |1.2.1b| | 21 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 21 |
| Battery insecure |1.9.1| | 21 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 21 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 20 |
| 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| | 20 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 20 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 19 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 19 |
| Offside Front Shock absorbers has a serious fluid leak | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 19 |