| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 8044 |
| Brake pipe excessively corroded | 3135 |
| Headlamp aim out of alignment | 2644 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1202 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1150 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1109 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1024 |
| Registration plate lamp issues | 997 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 896 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 824 |
| Horn not working (7.7 (a)) | 694 |
| Brakes imbalanced across an axle | 540 |
| Windscreen washer not working | 528 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 336 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 326 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 325 |
| Offside Stop lamp not working |1.2.1b| | 323 |
| Horn not working (7.7 (a) (ii)) | 290 |
| Nearside Stop lamp not working |1.2.1b| | 261 |
| Registration plate issues | 253 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 240 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 238 |
| Horn sound not in accordance with requirements (7.7 (c)) | 232 |
| Front brake disc in such a condition that it is seriously weakened | 216 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 208 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 198 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 190 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 188 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 188 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 172 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 166 |
| Offside Rear Stop lamp not working |1.2.1b| | 161 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 147 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 146 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 145 |
| Nearside Rear Stop lamp not working |1.2.1b| | 144 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 144 |
| Horn not working |1.6.2a| | 133 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 132 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 132 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 124 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 116 |
| Offside Front Position lamp not working |4.2.1 |a|| | 115 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 110 |
| Horn not working |7.7 |a| |ii|| | 106 |
| Offside Front Seat belt buckle not functioning as intended (7.1.2 (d)) | 106 |
| Anti-lock braking system warning lamp indicates an ABS fault | 103 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 103 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 103 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 102 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 100 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 100 |
| Drivers door cannot be opened from outside the vehicle (6.2.3 (a)) | 99 |
| Offside Rear Shock absorbers has a serious fluid leak | 97 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 97 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 94 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 90 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 88 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 88 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 87 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 87 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 82 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 82 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 80 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 80 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 78 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 77 |