| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 131 |
| Windscreen wiper does not clear the windscreen effectively | 28 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Windscreen washer not working | 21 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 20 |
| Registration plate issues | 16 |
| Registration plate lamp issues | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 13 |
| Brakes imbalanced across an axle | 12 |
| Rear brake disc in such a condition that it is seriously weakened | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Reversing lamp inoperative (4.6.1 (a)) | 8 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 7 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 6 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Headlamp levelling device inoperative (4.1.5 (a)) | 3 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 2 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Shock absorbers has a serious fluid leak | 2 |
| Offside Rear Rear fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 2 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 2 |
| Nearside Headlamp insecure (4.1.1 (c)) | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Nearside Front Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 2 |
| Offside Front fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Brake performance unable to be tested (1.2.1 (g)) | 2 |
| Front fog lamp not working both (4.5.1 (a) (ii)) | 2 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 2 |