| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 244 |
| Headlamp aim out of alignment | 141 |
| Brake pipe excessively corroded | 22 |
| Front brake disc in such a condition that it is seriously weakened | 18 |
| Registration plate lamp issues | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Registration plate issues | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 9 |
| Rear Bumper insecure (6.1.4 (a) (i)) | 8 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Windscreen washer not working | 7 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Brakes imbalanced across an axle | 6 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 5 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 4 |
| Offside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Rear Bumper damaged and likely to cause injury when grazed or contacted (6.1.4 (a) (i)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |