| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 442 |
| Headlamp aim out of alignment | 181 |
| Windscreen wiper does not clear the windscreen effectively | 165 |
| Registration plate lamp issues | 155 |
| Offside Rear fog lamp not working |1.3.2b| | 100 |
| Offside Stop lamp not working |1.2.1b| | 81 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 79 |
| Nearside Stop lamp not working |1.2.1b| | 75 |
| Brakes imbalanced across an axle | 74 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 71 |
| Rear fog lamp not working |1.3.2b| | 55 |
| Horn not working |1.6.2a| | 50 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 50 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 49 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 48 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 47 |
| Service brake: efficiency below requirements |3.7.B.7| | 47 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 46 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 41 |
| Registration plate issues | 39 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 39 |
| Emissions not tested |7.0| | 37 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 29 |
| Offside Rear Stop lamp not working |1.2.1b| | 28 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 27 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 27 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 25 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 21 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 19 |
| Ball joint has excessive play |2.2.B.1f| | 19 |
| Parking brake lever has no reserve travel |3.1.6b| | 19 |
| Rear fog lamp tell tale not working |1.3.1b| | 19 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 18 |
| Battery insecure |1.9.1| | 17 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 17 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 17 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 16 |
| Nearside front brake binding |3.7.B.1| | 16 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 15 |
| Nearside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 15 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 15 |
| Offside Ball joint has excessive play |2.2.B.1f| | 15 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 14 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 14 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 13 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Side repeater not working |1.4.A.2c| | 13 |
| 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| | 13 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Brake hose excessively deteriorated | 12 |
| Rear Exhaust system not adequately supported |7.1.1| | 12 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 12 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Nearside Rear coil spring broken |2.4.C.1a| | 12 |
| Exhaust system not adequately supported |7.1.1| | 11 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 11 |
| Offside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 11 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 11 |
| Rear Rear fog lamp not working |1.3.2b| | 11 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 10 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 10 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 10 |
| Nearside Front front brake binding |3.7.B.1| | 10 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Rear brake binding | 10 |
| Rear parking brake recording little or no effort | 10 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Rear fog lamp insecure |1.3.2a| | 10 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Fuel system component leaking |7.2.3| | 9 |
| Mechanical brake component has restricted free movement | 9 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 9 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 8 |
| Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 8 |
| Rear fog lamp missing |1.3.2a| | 8 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 8 |
| Offside Rear fog lamp missing |1.3.2a| | 8 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 8 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Rear Exhaust has a part missing |7.1.1a| | 8 |
| Offside front brake binding |3.7.B.1| | 8 |
| Service brake: efficiency below requirements |3.7.C.1a| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Front brake application uneven | 7 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 7 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Side repeater not working |1.4.A.2c| | 7 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 7 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| 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| | 6 |
| Drag link end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Front Inner 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 Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Offside Rear coil spring fractured |2.4.C.1a| | 6 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Direction indicator not working |1.4.A.2c| | 6 |
| Offside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 6 |
| Rear fog lamp insecure |1.3.2a| | 6 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Nearside Side repeater missing |1.4.A.2b| | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 5 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 5 |
| 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| | 5 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Rear brake application uneven | 5 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |