| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 494 |
| Headlamp aim out of alignment | 294 |
| Registration plate lamp issues | 224 |
| Brake pipe excessively corroded | 219 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 80 |
| Brakes imbalanced across an axle | 65 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 57 |
| Registration plate issues | 45 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 36 |
| Offside Rear Shock absorbers has a serious fluid leak | 35 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 29 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 29 |
| Centre Stop lamp not working |1.2.1b| | 28 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 25 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 23 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 23 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 22 |
| Nearside Rear Shock absorbers has a serious fluid leak | 21 |
| Nearside Stop lamp not working |1.2.1b| | 21 |
| Windscreen washer not working | 20 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Offside Front Position lamp not working |4.2.1 |a|| | 17 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 17 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 16 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 15 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 13 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 13 |
| Central Stop lamp not working |1.2.1b| | 12 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 12 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 10 |
| Offside Rear Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 9 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 9 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Rear brake application uneven | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 8 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 8 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 8 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 8 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Emissions not tested (8.2.1.2 (d)) | 8 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 8 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 7 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Brake hose excessively deteriorated | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Rear parking brake recording little or no effort | 7 |
| Front brake excessively fluctuating | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Stop lamp not working |1.2.1b| | 6 |
| Emissions unable to be completed (8.2.1.2 (d)) | 6 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Windscreen wiper blade insecure | 6 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Rear Exhaust system insecure (6.1.2 (a)) | 6 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Front brake application uneven | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |