| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 257 |
| Windscreen wiper does not clear the windscreen effectively | 150 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 146 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 119 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 102 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 97 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 80 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 76 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 67 |
| Rear brake disc in such a condition that it is seriously weakened | 67 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 53 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 51 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 51 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 45 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 42 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 41 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 39 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 33 |
| Windscreen washer not working | 32 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 30 |
| Registration plate issues | 30 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 29 |
| Registration plate lamp issues | 29 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 27 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 26 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 26 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 26 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 25 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 24 |
| Brakes imbalanced across an axle | 24 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 23 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 16 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 16 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 14 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 13 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Offside Headlamp aim unable to be tested (4.1.2 (b)) | 12 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 12 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 12 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 11 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Rear Shock absorbers has a serious fluid leak | 10 |
| Nearside Headlamp aim unable to be tested (4.1.2 (b)) | 10 |
| Front brake disc in such a condition that it is seriously weakened | 10 |
| Offside Rear Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 8 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 7 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 7 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 7 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |