| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 300 |
| Brake pipe excessively corroded | 89 |
| Registration plate issues | 74 |
| Windscreen wiper does not clear the windscreen effectively | 60 |
| Front brake disc in such a condition that it is seriously weakened | 37 |
| Registration plate lamp issues | 29 |
| Brakes imbalanced across an axle | 13 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 11 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 10 |
| Nearside Front Shock absorbers has a serious fluid leak | 9 |
| Rear brake disc in such a condition that it is seriously weakened | 9 |
| Front brake excessively fluctuating | 9 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Windscreen washer not working | 7 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Front Valve stem seriously damaged |4.1.D.1e| | 5 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 5 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Rear parking brake recording little or no effort | 5 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Nearside Front Valve stem seriously damaged |4.1.D.1e| | 3 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Brake performance not tested (1.2.1 (g)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Windscreen has damage | 3 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front Shock absorbers has a serious fluid leak | 3 |
| Offside Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Nearside Front Valve stem seriously damaged (5.2.3 (j)) | 3 |