| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 130 |
| Windscreen wiper does not clear the windscreen effectively | 57 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 53 |
| Registration plate lamp issues | 37 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 29 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Windscreen washer not working | 20 |
| Nearside Front Shock absorbers has a serious fluid leak | 19 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Offside Front Shock absorbers has a serious fluid leak | 18 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Rear brake disc in such a condition that it is seriously weakened | 14 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 13 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 12 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Central Exhaust system insecure (6.1.2 (a)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Brakes imbalanced across an axle | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 5 |
| Exhaust system insecure (6.1.2 (a)) | 5 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 4 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Registration plate issues | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 4 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 4 |
| Front Exhaust system insecure (6.1.2 (a)) | 4 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 4 |
| Brake performance not tested (1.2.1 (g)) | 3 |
| Offside Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 3 |
| Nearside Front Lower Suspension arm pin or bush excessively worn Rear bush (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension arm pin or bush excessively worn Rear bush (5.3.4 (a) (i)) | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 3 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 3 |
| Nearside Headlamp insecure (4.1.1 (c)) | 3 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |
| Nearside Front Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 3 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 3 |
| Nearside Front Lower Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |