| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 660 |
| Brake pipe excessively corroded | 425 |
| Parking brake: efficiency below requirements |3.7.B.7| | 287 |
| Windscreen wiper does not clear the windscreen effectively | 259 |
| Offside Stop lamp not working |1.2.1b| | 237 |
| Rear parking brake recording little or no effort | 216 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 202 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 195 |
| Nearside Stop lamp not working |1.2.1b| | 177 |
| Registration plate lamp issues | 129 |
| Centre Exhaust system not adequately supported |7.1.1| | 111 |
| Registration plate issues | 92 |
| Brakes imbalanced across an axle | 90 |
| Exhaust system not adequately supported |7.1.1| | 80 |
| Offside Rear Stop lamp not working |1.2.1b| | 72 |
| Brake hose excessively deteriorated | 71 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 68 |
| Front brake disc in such a condition that it is seriously weakened | 68 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 64 |
| Nearside Rear Stop lamp not working |1.2.1b| | 62 |
| Anti-lock braking system warning lamp indicates an ABS fault | 61 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 60 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 60 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 57 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 54 |
| Offside Rear coil spring broken |2.4.C.1a| | 53 |
| Nearside Rear Shock absorbers has a serious fluid leak | 51 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Offside Rear Shock absorbers has a serious fluid leak | 46 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 46 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 43 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 43 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 41 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 40 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 39 |
| Front Exhaust system not adequately supported |7.1.1| | 39 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 39 |
| Brake hose damaged | 34 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Rear coil spring broken |2.4.C.1a| | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 32 |
| Rear brake binding | 31 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 31 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 31 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 30 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 29 |
| 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| | 28 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 28 |
| Rear brake disc in such a condition that it is seriously weakened | 27 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Rear Exhaust system not adequately supported |7.1.1| | 25 |
| Offside Front Position lamp not working |4.2.1 |a|| | 25 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 24 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 23 |
| Battery insecure |1.9.1| | 23 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 23 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 23 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 22 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 22 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 20 |
| Centre Stop lamp not working |1.2.1b| | 20 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 20 |
| Windscreen has damage | 20 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 20 |
| Offside Obligatory mirror insecure |8.1.1| | 19 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Offside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 18 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 18 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 18 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 17 |
| Front brake application uneven | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 17 |
| Stop lamp remains on when the brakes are released | 17 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 17 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| 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| | 16 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 16 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 16 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 16 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 16 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 15 |
| Stop lamp not working |1.2.1b| | 15 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 15 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 15 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 15 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 15 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Front Exhaust system insecure (6.1.2 (a)) | 14 |
| Central Exhaust system not adequately supported |7.1.1| | 13 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 13 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 13 |
| Offside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 13 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 13 |