| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3518 |
| Brake pipe excessively corroded | 2631 |
| Windscreen wiper does not clear the windscreen effectively | 2293 |
| Registration plate lamp issues | 1477 |
| Registration plate issues | 557 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 488 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 449 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 408 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 356 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 347 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 326 |
| Reversing lamp inoperative (4.6.1 (a)) | 307 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 300 |
| Windscreen washer not working | 281 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 266 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 233 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 219 |
| Offside Stop lamp not working |1.2.1b| | 206 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 199 |
| Service brake: efficiency below requirements |3.7.B.7| | 199 |
| Nearside Stop lamp not working |1.2.1b| | 191 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 179 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 176 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 175 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 169 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 162 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 156 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 153 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 149 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 145 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 143 |
| Parking brake lever has no reserve travel |3.1.6b| | 141 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 140 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 137 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 137 |
| Brakes imbalanced across an axle | 135 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 132 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 132 |
| Nearside Front Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 128 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 119 |
| Offside Front Position lamp not working |4.2.1 |a|| | 118 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 111 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 110 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 107 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 105 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 104 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 101 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 97 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 95 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 90 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 87 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 87 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 83 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 79 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 78 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 77 |
| Nearside Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 77 |
| Offside Headlamp insecure (4.1.1 (c)) | 76 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 74 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 71 |
| Rear brake disc in such a condition that it is seriously weakened | 70 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 70 |
| Rear fog lamp not working |1.3.2b| | 69 |
| Nearside Rear Stop lamp not working |1.2.1b| | 69 |
| Windscreen wiper not working (3.4 (a)) | 68 |
| Nearside Headlamp insecure (4.1.1 (c)) | 67 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 67 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 66 |
| Offside Rear Stop lamp not working |1.2.1b| | 65 |
| Offside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 65 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 61 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 61 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 60 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 60 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 59 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 59 |
| Horn not working (7.7 (a)) | 58 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 58 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 58 |
| Reversing lamp inoperative |4.6.1 |a|| | 57 |
| Offside Headlamp insecure |1.7.3| | 54 |
| Offside Front Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 54 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 54 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 53 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 52 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 51 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 51 |
| Parking brake: efficiency below requirements |3.7.B.7| | 51 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 50 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 49 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 49 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 48 |
| Front brake disc in such a condition that it is seriously weakened | 48 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 47 |
| Nearside Rear Shock absorbers has an excessively worn bush |5.3.2 |c|| | 47 |
| Windscreen has damage | 47 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 46 |
| Nearside Headlamp insecure |1.7.3| | 45 |
| Centre Stop lamp not working |1.2.1b| | 45 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 45 |
| Nearside Front Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 44 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 43 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 43 |