| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1499 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 740 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 639 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 593 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 583 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 572 |
| Windscreen washer not working | 482 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 383 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 376 |
| Windscreen wiper does not clear the windscreen effectively | 356 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 350 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 316 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 283 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 242 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 212 |
| Registration plate issues | 149 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 127 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 124 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 116 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 104 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 100 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 91 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 85 |
| Brakes imbalanced across an axle | 83 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 69 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 68 |
| Reversing lamp inoperative (4.6.1 (a)) | 66 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 65 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 62 |
| Registration plate lamp issues | 60 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 57 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 53 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 50 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 48 |
| Nearside Headlamp aim unable to be tested (4.1.2 (b)) | 47 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 41 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 41 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 39 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 38 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 37 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 32 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 29 |
| Anti-lock braking system warning lamp indicates an ABS fault | 28 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 28 |