| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 938 |
| Headlamp aim out of alignment | 490 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 353 |
| Registration plate lamp issues | 146 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 136 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 113 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 82 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 71 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 70 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Windscreen washer not working | 66 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 64 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 61 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 59 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 58 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 53 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 51 |
| Registration plate issues | 50 |
| Brakes imbalanced across an axle | 48 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 47 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 41 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 36 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 35 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 35 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 32 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 31 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 27 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 27 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 26 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 26 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 22 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 22 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 21 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 21 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 20 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 20 |
| Rear fog lamp switch inoperative (4.5.3 (a)) | 20 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 19 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 18 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 18 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 16 |
| Front brake disc in such a condition that it is seriously weakened | 15 |
| Offside Rear Shock absorbers has a serious fluid leak | 15 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 15 |
| Rear fog lamp switch inoperative (4.5.3 (a) (ii)) | 14 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 13 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 12 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 12 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 11 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 11 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 11 |