| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 365 |
| Windscreen wiper does not clear the windscreen effectively | 68 |
| Registration plate lamp issues | 65 |
| Windscreen washer not working | 41 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 34 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 30 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 28 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Nearside Side repeater lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 19 |
| Registration plate issues | 18 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 18 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 10 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 8 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 8 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 7 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 7 |
| Nearside Front Side repeater lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 7 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Offside Side repeater lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 6 |
| Brakes imbalanced across an axle | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 5 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 4 |
| Retractable step not operating correctly (9.7 (b)) | 4 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 4 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 4 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 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 |
| Rear Brake disc significantly and obviously worn both sides (1.1.14 (a) (i)) | 4 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |