| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 349 |
| Headlamp aim out of alignment | 160 |
| Parking brake: efficiency below requirements |3.7.B.7| | 68 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 68 |
| Rear parking brake recording little or no effort | 62 |
| Brake pipe excessively corroded | 54 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 54 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 43 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 35 |
| Rear brake binding | 33 |
| Parking brake lever has no reserve travel |3.1.6b| | 32 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 26 |
| Registration plate issues | 22 |
| Windscreen washer not working | 20 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Brakes imbalanced across an axle | 17 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 15 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 13 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 13 |
| Registration plate lamp issues | 11 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 11 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 11 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 10 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 10 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 9 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 7 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 7 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 7 |
| Front brake excessively fluctuating | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Windscreen has damage | 5 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 5 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |