| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 489 |
| Headlamp aim out of alignment | 483 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 122 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 98 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 83 |
| Windscreen washer not working | 57 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 45 |
| Brakes imbalanced across an axle | 40 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 31 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 31 |
| Registration plate issues | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 25 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 20 |
| Nearside Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 17 |
| Offside Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 16 |
| Offside Front Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 16 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 16 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 14 |
| Nearside Front Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 14 |
| Offside Front Lower Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 12 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Central Rear Seat belt not functioning as intended (7.1.2 (c)) | 10 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Nearside Front Lower Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 8 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 8 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 7 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 7 |