| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 337 |
| Headlamp aim out of alignment | 152 |
| Registration plate lamp issues | 62 |
| Windscreen washer not working | 45 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 39 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 26 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Anti-lock braking system warning lamp indicates an ABS fault | 23 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 20 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 19 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 19 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 17 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Brakes imbalanced across an axle | 12 |
| Registration plate issues | 11 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 10 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 10 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 5 |
| Offside Rear Leaf spring main leaf fractured (5.3.1 (b) (ii)) | 5 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Reversing lamp inoperative (4.6.1 (a)) | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Position lamp lens seriously defective (4.2.1 (b)) | 5 |
| Nearside Rear Anti-lock braking system wiring excessively damaged (1.6 (d)) | 4 |
| Offside Rear Rear reflector defective or damaged by more than 50% of the reflecting surface (4.8.1 (a) (ii)) | 4 |
| Offside Front Seat belt damaged (7.1.2 (b) (i)) | 4 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Nearside Rear Anti-roll bar ball joint excessively worn (5.3.4 (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 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Central Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Front Valve stem seriously misaligned (5.2.3 (j)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 3 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Stop lamp(s) lens defective such that the emitted light is adversely affected (4.3.1 (b) (ii)) | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Position lamp lens seriously defective (4.2.1 (b)) | 3 |