| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3078 |
| Headlamp aim out of alignment | 1821 |
| Brake pipe excessively corroded | 867 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 641 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 605 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 350 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 342 |
| Registration plate lamp issues | 333 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 281 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 266 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 265 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 220 |
| Windscreen washer not working | 217 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 215 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 207 |
| Brakes imbalanced across an axle | 182 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 165 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 159 |
| Registration plate issues | 120 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 116 |
| Front brake disc in such a condition that it is seriously weakened | 81 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 67 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 67 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 65 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 65 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 65 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 62 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 62 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 61 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 61 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 58 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 53 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 53 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 52 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 51 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 50 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 47 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 46 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 38 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 38 |
| Offside Rear Shock absorbers has a serious fluid leak | 36 |
| Nearside Rear Shock absorbers has a serious fluid leak | 36 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 32 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 32 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 30 |