| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 418 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 80 |
| Windscreen wiper does not clear the windscreen effectively | 72 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 59 |
| Rear brake disc in such a condition that it is seriously weakened | 58 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 53 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 51 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 50 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 49 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 42 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 32 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 31 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 28 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 26 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 26 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 24 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 20 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 20 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 18 |
| Registration plate issues | 18 |
| Windscreen washer not working | 17 |
| Brakes imbalanced across an axle | 17 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 16 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 16 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 16 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 14 |
| Front brake disc in such a condition that it is seriously weakened | 13 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 12 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Registration plate lamp issues | 11 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 10 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 10 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 10 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 8 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 7 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 7 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 6 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Rear Service brake excessively binding both sides (1.2.1 (f)) | 6 |
| Nearside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 5 |
| Offside Rear Rear fog lamp lens defective such that emitted light is adversely affected (4.5.1 (b) (ii)) | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Rear Brake disc significantly and obviously worn both sides (1.1.14 (a) (i)) | 5 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 4 |
| Offside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Electronic power steering warning lamp indicates a system malfunction (2.6 (a)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |