| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 14 |
| Headlamp aim out of alignment | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Brake pipe excessively corroded | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Rear parking brake recording little or no effort | 7 |
| Registration plate issues | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Brakes imbalanced across an axle | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear brake application uneven | 2 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Battery insecure |1.9.1| | 2 |
| Front brake application uneven | 2 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 2 |
| Offside Rear Inner Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Rear fog lamp does not emit a steady red light |1.3.2e| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Rear Rear fog lamp insecure |1.3.2a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Windscreen wiper blade insecure | 1 |
| Rear Stop lamp not working both |1.2.1b| | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Centre Rear fog lamp not working |1.3.2b| | 1 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| 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| | 1 |
| Nearside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front Seat belt stitching badly frayed |5.2.2b| | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Headlamp aim beam image obviously incorrect both sides |1.8.A.1b| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 1 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 1 |
| Offside Rear brake disc excessively scored |3.5.1h| | 1 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 1 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 1 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Suspension arm corroded and seriously weakened |2.4.G.1| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Headlamp not working on dipped beam Both |1.7.5a| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Inner Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Rear brake binding | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect polish |1.8.A.1b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect polish |1.8.A.1b| | 1 |