| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 90 |
| Windscreen wiper does not clear the windscreen effectively | 80 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 70 |
| Headlamp aim out of alignment | 62 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 38 |
| Windscreen washer not working | 32 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 18 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 11 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 8 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Brakes imbalanced across an axle | 7 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 6 |
| Rear Exhaust system insecure (6.1.2 (a)) | 6 |
| Exhaust system insecure (6.1.2 (a)) | 6 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 5 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 5 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 5 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Position lamp not working side light (4.2.1 (a) (ii)) | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Central Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt split (6.1.7 (g) (ii)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Nearside Front Electrical wiring connectors for braking disconnected |4.11 |a| |iii|| | 3 |
| Windscreen has damage | 3 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Nearside Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Spare wheel insecure in carrier (6.1.5 (b) (i)) | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Suspension arm ball joint likely to become detached |5.3.4 |a| |ii|| | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Front Position lamp not working side light (4.2.1 (a) (ii)) | 2 |
| Offside Front Position lamp not working dipped beam (4.2.1 (a) (ii)) | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 2 |
| Front Position lamp not working both sides (4.2.1 (a) (ii)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Outer Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Front Outer Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Outer Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 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 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 2 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 2 |