| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 85 |
| Headlamp aim out of alignment | 72 |
| Offside Rear Shock absorbers has a serious fluid leak | 32 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 30 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 23 |
| Nearside Rear Shock absorbers has a serious fluid leak | 22 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 19 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Brake pipe excessively corroded | 14 |
| Windscreen washer not working | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Registration plate issues | 10 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 9 |
| Rear brake disc in such a condition that it is seriously weakened | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Brakes imbalanced across an axle | 6 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Registration plate lamp issues | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Nearside Rear Shock absorbers has negligible damping effect (5.3.2 (d)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Offside Rear Shock absorbers has negligible damping effect (5.3.2 (d)) | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Brake hose excessively deteriorated | 2 |
| 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)) | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Brake performance unable to be tested (1.2.1 (g)) | 2 |
| Emissions unable to be completed (8.2.1.2 (d)) | 2 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |