| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 85 |
| Windscreen wiper does not clear the windscreen effectively | 39 |
| Parking brake: efficiency below requirements |3.7.B.7| | 29 |
| Brake pipe excessively corroded | 27 |
| Registration plate lamp issues | 23 |
| Nearside Stop lamp not working |1.2.1b| | 22 |
| Offside Stop lamp not working |1.2.1b| | 21 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Rear parking brake recording little or no effort | 19 |
| Offside Side repeater not working |1.4.A.2c| | 17 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 11 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Registration plate issues | 9 |
| Centre Exhaust system not adequately supported |7.1.1| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Brakes imbalanced across an axle | 8 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| 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 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Rear coil spring broken |2.4.C.1a| | 6 |
| Nearside Rear coil spring broken |2.4.C.1a| | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 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| | 4 |
| Rear Exhaust system not adequately supported |7.1.1| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Shock absorbers has a serious fluid leak | 4 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Brake hose excessively deteriorated | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Position lamp not working |4.2.1 |a|| | 4 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 4 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 4 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 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 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Windscreen has damage | 3 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Nearside Front Side repeater not working |1.4.A.2c| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside 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| | 3 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 2 |
| Brake hose damaged | 2 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 2 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Rear brake binding | 2 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Rear coil spring fractured |2.4.C.1a| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Inner Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced sill (6.1.1 (c) (i)) | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| 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| | 2 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front Lower Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Rear Anti-roll bar attachment bracket/mounting fractured (5.3.3 (b) (ii)) | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 2 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 2 |
| Rear brake application uneven | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Direction indicators not working |1.4.A.2c| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |