| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 153 |
| Registration plate lamp issues | 143 |
| Headlamp aim out of alignment | 104 |
| Windscreen wiper does not clear the windscreen effectively | 83 |
| Registration plate issues | 60 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 30 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 21 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Brake hose excessively deteriorated | 14 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 14 |
| Offside Rear Shock absorbers has a serious fluid leak | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Windscreen washer not working | 11 |
| Nearside Rear Shock absorbers has a serious fluid leak | 11 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 10 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Rear brake disc in such a condition that it is seriously weakened | 8 |
| Brake performance not tested (1.2.1 (g)) | 8 |
| Windscreen has damage | 7 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Service brake: efficiency below requirements |3.7.C.1a| | 6 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 6 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 5 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 5 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Rear brake binding | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Brakes imbalanced across an axle | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 3 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 3 |
| Horn not working |1.6.2a| | 3 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn front (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 3 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn front arm (5.3.4 (a) (i)) | 3 |