| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 251 |
| Brake pipe excessively corroded | 174 |
| Windscreen wiper does not clear the windscreen effectively | 130 |
| Headlamp aim out of alignment | 128 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 50 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Registration plate issues | 39 |
| Brakes imbalanced across an axle | 38 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 36 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 35 |
| Nearside Stop lamp not working |1.2.1b| | 34 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 26 |
| Offside Stop lamp not working |1.2.1b| | 24 |
| Centre Stop lamp not working |1.2.1b| | 23 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| Rear brake binding | 18 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 18 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 17 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 17 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 16 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 13 |
| Service brake: efficiency below requirements |3.7.B.7| | 13 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Battery insecure |1.9.1| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 11 |
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Emissions not tested |7.0| | 9 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 9 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 8 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| 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| | 7 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| 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| | 7 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Front brake disc in such a condition that it is seriously weakened | 6 |
| Front brake application uneven | 6 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 5 |
| Windscreen wiper blade insecure | 5 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 5 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 5 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 5 |
| Rear brake application uneven | 5 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 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| | 5 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 5 |
| Centre Upper Stop lamp not working |1.2.1b| | 4 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Offside Front Power steering pipe|s| or hose|s| leaking |2.3.3b| | 4 |
| Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 4 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 3 |
| Horn not working |1.6.2a| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| 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| | 3 |
| Offside Front Seat belt stitching badly frayed |5.2.2b| | 3 |
| Offside Front Outer 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 Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Exhaust engine idle speed too high |7.3.D.1| | 3 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 3 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Windscreen has damage | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 3 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 3 |
| 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| | 3 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 3 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear coil spring fractured |2.4.C.1a| | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 3 |