| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 249 |
| Windscreen wiper does not clear the windscreen effectively | 219 |
| Registration plate lamp issues | 165 |
| Brake pipe excessively corroded | 86 |
| Offside Stop lamp not working |1.2.1b| | 76 |
| Nearside Stop lamp not working |1.2.1b| | 73 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 53 |
| Parking brake lever has no reserve travel |3.1.6b| | 51 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Registration plate issues | 37 |
| Anti-lock braking system warning lamp indicates an ABS fault | 34 |
| Parking brake: efficiency below requirements |3.7.B.7| | 31 |
| Brakes imbalanced across an axle | 29 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 29 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 28 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Rear parking brake recording little or no effort | 23 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 22 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Offside Rear Stop lamp not working |1.2.1b| | 20 |
| Windscreen washer not working | 17 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 17 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 13 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 12 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Headlamp not working on main beam |1.7.5a| | 11 |
| Rear brake binding | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 10 |
| Windscreen wiper blade insecure | 10 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 9 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Offside Headlamp not working on main beam |1.7.5a| | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Battery insecure |1.9.1| | 6 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Rear Exhaust system not adequately supported |7.1.1| | 6 |
| Nearside 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 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 Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 5 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 5 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 5 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside 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 Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 5 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Offside Front Macpherson strut insecure |2.4.G.1| | 4 |
| Nearside Front Shock absorbers has a serious fluid leak | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Windscreen has damage | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 4 |
| Offside Front Brake hose twisted |3.6.B.4c| | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 4 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 4 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 4 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 4 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |