| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3991 |
| Brake pipe excessively corroded | 1972 |
| Headlamp aim out of alignment | 1604 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1177 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1123 |
| Registration plate lamp issues | 911 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 637 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 512 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 507 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 468 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 393 |
| Brakes imbalanced across an axle | 343 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 295 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 291 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 268 |
| Windscreen washer not working | 266 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 250 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 206 |
| Registration plate issues | 204 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 158 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 150 |
| Front brake disc in such a condition that it is seriously weakened | 139 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 130 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 108 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 104 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 98 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 96 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 84 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 84 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 84 |
| Parking brake lever has no reserve travel |3.1.6b| | 78 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 78 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 71 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 70 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 70 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 70 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 69 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 67 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 67 |
| Offside Front Position lamp not working |4.2.1 |a|| | 64 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 63 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 62 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 60 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 59 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 56 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 53 |
| Offside Stop lamp not working |1.2.1b| | 52 |
| Rear brake disc in such a condition that it is seriously weakened | 51 |
| Nearside Stop lamp not working |1.2.1b| | 50 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 49 |
| Brake hose excessively deteriorated | 48 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 44 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 44 |