| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 312 |
| Windscreen wiper does not clear the windscreen effectively | 212 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 148 |
| Headlamp aim out of alignment | 146 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 122 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 95 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 51 |
| Rear brake binding | 42 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 42 |
| Offside Front coil spring broken |2.4.C.1a| | 41 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 36 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 34 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Registration plate lamp issues | 33 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Front coil spring broken |2.4.C.1a| | 31 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 28 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Brake hose excessively deteriorated | 21 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Offside Rear Shock absorbers has a serious fluid leak | 18 |
| Windscreen washer not working | 16 |
| Parking brake: efficiency below requirements |3.7.B.7| | 16 |
| Brakes imbalanced across an axle | 15 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 14 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Rear parking brake recording little or no effort | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 10 |
| Parking brake lever has no reserve travel |3.1.6b| | 10 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 9 |
| Nearside Rear Shock absorbers has a serious fluid leak | 9 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 9 |
| Registration plate issues | 9 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 8 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Rear Mechanical brake component has restricted free movement | 5 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 5 |
| Windscreen wiper blade insecure | 4 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Rear Fuel pipe leaking (6.1.3 (b) (i)) | 4 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 4 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 4 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 4 |