| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 564 |
| Brake pipe excessively corroded | 332 |
| Headlamp aim out of alignment | 265 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 244 |
| Registration plate lamp issues | 188 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 144 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 144 |
| Brakes imbalanced across an axle | 136 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 76 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 59 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 55 |
| Parking brake: efficiency below requirements |3.7.B.7| | 51 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 50 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 46 |
| Registration plate issues | 44 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 43 |
| Windscreen washer not working | 43 |
| Rear brake binding | 41 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 40 |
| Rear brake disc in such a condition that it is seriously weakened | 39 |
| Front brake disc in such a condition that it is seriously weakened | 39 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 38 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 37 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 34 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 32 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 30 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 29 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 29 |
| Rear parking brake recording little or no effort | 27 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 26 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 25 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 25 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 24 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 24 |
| Power steering malfunctioning (2.1.5 (a)) | 24 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 22 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 18 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 17 |
| Offside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 17 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 17 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 17 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 17 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 16 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 15 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Rear Shock absorbers has a serious fluid leak | 14 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Nearside Rear Shock absorbers has a serious fluid leak | 13 |
| Brake hose excessively deteriorated | 13 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Front brake excessively fluctuating | 12 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 12 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 12 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 12 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Rear Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 11 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Rear Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 11 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 11 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 10 |
| Power steering malfunctioning |2.3.3a| | 10 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Drivers seat insecure (6.2.5 (a) (ii)) | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 10 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 10 |