| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 506 |
| Windscreen wiper does not clear the windscreen effectively | 369 |
| Headlamp aim out of alignment | 301 |
| Brake pipe excessively corroded | 151 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 86 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 64 |
| Nearside Stop lamp not working |1.2.1b| | 62 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 60 |
| Registration plate issues | 60 |
| Offside Stop lamp not working |1.2.1b| | 53 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 50 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 42 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 42 |
| Front brake disc in such a condition that it is seriously weakened | 41 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 41 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 39 |
| Parking brake lever has no reserve travel |3.1.6b| | 39 |
| Rear brake disc in such a condition that it is seriously weakened | 33 |
| Parking brake: efficiency below requirements |3.7.B.7| | 30 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 28 |
| Offside Rear Stop lamp not working |1.2.1b| | 27 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 26 |
| Rear brake binding | 26 |
| Brakes imbalanced across an axle | 26 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Nearside Rear Stop lamp not working |1.2.1b| | 24 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 23 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 22 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Rear parking brake recording little or no effort | 19 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 19 |
| Battery insecure |1.9.1| | 18 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 18 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 18 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Driver`s airbag obviously defective |5.4.1| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Windscreen washer not working | 14 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 13 |
| Emissions not tested |7.3.A.1| | 12 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 12 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| 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| | 11 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Windscreen wiper blade insecure | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Windscreen has damage | 11 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| 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| | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 9 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 9 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 9 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 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| | 7 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Rear brake application uneven | 7 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement front bush |2.4.G.2| | 7 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 7 |
| 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| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Brake performance not tested (1.2.1 (g)) | 7 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 7 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 7 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Offside front brake binding |3.7.B.1| | 7 |
| 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| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 7 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 7 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 7 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 7 |