| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 652 |
| Windscreen wiper does not clear the windscreen effectively | 601 |
| Headlamp aim out of alignment | 245 |
| Offside Stop lamp not working |1.2.1b| | 199 |
| Nearside Stop lamp not working |1.2.1b| | 160 |
| Registration plate lamp issues | 156 |
| Brakes imbalanced across an axle | 119 |
| Offside Rear Stop lamp not working |1.2.1b| | 102 |
| Nearside Rear Stop lamp not working |1.2.1b| | 82 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 79 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 64 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 59 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 59 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 49 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 48 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 46 |
| Registration plate issues | 43 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 42 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 38 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 38 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 37 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 37 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 36 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 34 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 34 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 32 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 30 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 29 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 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| | 29 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 29 |
| Windscreen washer not working | 28 |
| Parking brake lever has no reserve travel |3.1.6b| | 28 |
| Anti-lock braking system warning lamp indicates an ABS fault | 28 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 27 |
| Parking brake: efficiency below requirements |3.7.B.7| | 27 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| 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| | 26 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 25 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 24 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 24 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 23 |
| Rear brake binding | 23 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Offside 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| | 20 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 20 |
| 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| | 20 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 19 |
| 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| | 19 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 19 |
| 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| | 19 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Front brake disc in such a condition that it is seriously weakened | 18 |
| 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| | 17 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 17 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 17 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 16 |
| 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| | 16 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| 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| | 16 |
| Rear parking brake recording little or no effort | 16 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| 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| | 15 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 15 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 14 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 13 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 13 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 13 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Front brake application uneven | 13 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 13 |
| Windscreen wiper blade insecure | 12 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Emissions not tested (8.2.1.2 (d)) | 12 |
| Nearside Rear coil spring broken |2.4.C.1a| | 12 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Rear brake application uneven | 10 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 10 |
| Offside Rear coil spring broken |2.4.C.1a| | 10 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 9 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 9 |