| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1143 |
| Windscreen wiper does not clear the windscreen effectively | 502 |
| Headlamp aim out of alignment | 382 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 156 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 149 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 134 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 133 |
| Registration plate issues | 133 |
| Brake pipe excessively corroded | 113 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 83 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 82 |
| Parking brake: efficiency below requirements |3.7.B.7| | 79 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 72 |
| Parking brake lever has no reserve travel |3.1.6b| | 66 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 62 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 61 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 59 |
| Offside Front Position lamp not working |4.2.1 |a|| | 53 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 36 |
| Rear brake disc in such a condition that it is seriously weakened | 36 |
| Windscreen washer not working | 33 |
| Rear brake binding | 32 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 32 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 31 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Brakes imbalanced across an axle | 29 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Front brake disc in such a condition that it is seriously weakened | 28 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Offside Front Shock absorbers has a serious fluid leak | 24 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 23 |
| Nearside Front Shock absorbers has a serious fluid leak | 22 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 20 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 18 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 15 |
| Windscreen has damage | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Rear Mechanical brake component has restricted free movement | 13 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 12 |
| Nearside Side repeater not working |1.4.A.2c| | 12 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 12 |
| Offside Side repeater not working |1.4.A.2c| | 11 |
| Rear parking brake recording little or no effort | 11 |
| Offside Rear Shock absorbers has a serious fluid leak | 11 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 11 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 11 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 10 |
| Front Front position lamp|s| not working both |1.1.A.3b| | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 10 |
| Horn not working (7.7 (a)) | 10 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 10 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 10 |
| Horn not working (7.7 (a) (ii)) | 10 |