| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 120 |
| Headlamp aim out of alignment | 57 |
| Registration plate issues | 37 |
| Windscreen washer not working | 22 |
| Registration plate lamp issues | 15 |
| Brake pipe excessively corroded | 14 |
| Brakes imbalanced across an axle | 12 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 10 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 10 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 9 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 7 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Headlamp cleaning device inoperative |1.7.2| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Rear brake binding | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Nearside Side repeater insecure |1.4.A.2b| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Electronic power steering warning lamp indicates a system malfunction (2.6 (a)) | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Windscreen has damage | 3 |
| Front Headlamp cleaning device inoperative |1.7.2| | 3 |
| Offside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Shock absorbers has a serious fluid leak | 2 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Rear Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Nearside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Anti-roll bar linkage damaged and seriously weakened (5.3.3 (b) (i)) | 2 |
| Nearside Rear Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Electronic power steering warning lamp indicates a system malfunction |2.6 |a|| | 2 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Headlamp cleaning device inoperative |1.7.2| | 2 |
| Offside Side repeater insecure |1.4.A.2b| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Nearside Rear Anti-roll bar linkage insecure and impairing directional stability (5.3.3 (a) (ii)) | 2 |
| Brake hose excessively deteriorated | 2 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 2 |
| Nearside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 2 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 2 |
| Offside Rear Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 2 |