| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1406 |
| Headlamp aim out of alignment | 830 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 497 |
| Parking brake: efficiency below requirements |3.7.B.7| | 434 |
| Rear parking brake recording little or no effort | 332 |
| Brake pipe excessively corroded | 316 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 311 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 278 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 277 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 262 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 221 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 207 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 189 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 179 |
| Parking brake lever has no reserve travel |3.1.6b| | 175 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 143 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 133 |
| Registration plate issues | 132 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 132 |
| Rear brake binding | 130 |
| Registration plate lamp issues | 119 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 114 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 112 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 112 |
| Brakes imbalanced across an axle | 110 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 97 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 93 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 86 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 84 |
| Windscreen washer not working | 81 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 77 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 76 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 75 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 72 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 71 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 68 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 68 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 65 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 57 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 52 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 51 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 50 |
| Front brake disc in such a condition that it is seriously weakened | 50 |
| Offside Rear Shock absorbers has a serious fluid leak | 49 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 49 |
| Rear brake disc in such a condition that it is seriously weakened | 48 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 47 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 46 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 45 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 44 |
| Nearside Rear Shock absorbers has a serious fluid leak | 39 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 38 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 36 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 35 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 34 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 33 |
| Rear Mechanical brake component has restricted free movement | 30 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 30 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 28 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 28 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 27 |