| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 411 |
| Headlamp aim out of alignment | 168 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 75 |
| Registration plate issues | 23 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 23 |
| Windscreen washer not working | 21 |
| Brake pipe excessively corroded | 19 |
| Brakes imbalanced across an axle | 18 |
| Registration plate lamp issues | 17 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 16 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 13 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 10 |
| Offside Rear Shock absorbers has a serious fluid leak | 9 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 7 |
| Central Rear Seat belt retracting mechanism defective (7.1.2 (e)) | 7 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 7 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 5 |
| Brake performance not tested (1.2.1 (g)) | 5 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |