| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 466 |
| Headlamp aim out of alignment | 213 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 209 |
| Brake pipe excessively corroded | 70 |
| Brakes imbalanced across an axle | 46 |
| Windscreen washer not working | 44 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 43 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 41 |
| Registration plate lamp issues | 26 |
| Registration plate issues | 26 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 25 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 22 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 21 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 18 |
| Nearside Rear Shock absorbers has a serious fluid leak | 17 |
| Offside Rear Shock absorbers has a serious fluid leak | 16 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 16 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 14 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Central Rear Seat belt retracting mechanism defective (7.1.2 (e)) | 11 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 11 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 9 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 8 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 8 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 6 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Steering rack has excessive free play detected at the steering wheel (steering rack fitted) (2.3 (a) (i)) | 6 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 6 |