| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 132 |
| Windscreen wiper does not clear the windscreen effectively | 117 |
| Headlamp aim out of alignment | 83 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 59 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 54 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Nearside Stop lamp not working |1.2.1b| | 28 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 22 |
| Offside Stop lamp not working |1.2.1b| | 20 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 16 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Registration plate issues | 14 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 13 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 11 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Brakes imbalanced across an axle | 9 |
| Offside Rear Stop lamp not working |1.2.1b| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 6 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Windscreen washer not working | 5 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 5 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 5 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 4 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 4 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Front Position lamp not working both (4.2.1 (a) (ii)) | 3 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 3 |
| Offside Front coil spring broken |2.4.C.1a| | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Nearside Rear Air suspension unit leaking |2.4.D.2| | 2 |
| Nearside Rear Air suspension unit totally deflated |2.4.D.1a| | 2 |
| Position lamp switch does not operate in accordance with the requirements (4.2.2 (a)) | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 2 |
| Rear Direction indicator incorrect colour both |1.4.A.2f| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Exhaust emissions exceed manufacturers specified limit 0.51 (8.2.2.2 (a)) | 2 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2 |
| Offside Outer Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 2 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 2 |
| Nearside Front coil spring broken |2.4.C.1a| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Outer Front constant velocity joint is insecure |2.5.C.1b| | 2 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 2 |
| Offside Front All position lamps not working |4.2.1 |a|| | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated |1.1.6 |d|| | 2 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 2 |
| Offside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Horn not working |1.6.2a| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Offside Front Suspension arm pin or bush excessively worn Front bush (5.3.4 (a) (i)) | 2 |