| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 220 |
| Headlamp aim out of alignment | 146 |
| Registration plate lamp issues | 120 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 97 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 75 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 73 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 61 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 42 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 41 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 40 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 36 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 30 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 29 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 27 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 21 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 21 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Windscreen washer not working | 19 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 15 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Brakes imbalanced across an axle | 15 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 12 |
| Nearside Front Windscreen wiper not working (3.4 (a)) | 12 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 10 |
| Nearside Windscreen wiper not working (3.4 (a)) | 10 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Reversing lamp inoperative (4.6.1 (a)) | 8 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Horn not working (7.7 (a)) | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 5 |
| Offside Front Upper Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 5 |
| Offside Front Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Upper Macpherson strut pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Front Lower Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 4 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 4 |
| Nearside Front Macpherson strut mounting likely to fail (5.3.3 (b) (ii)) | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 4 |