| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 345 |
| Windscreen wiper does not clear the windscreen effectively | 175 |
| Headlamp aim out of alignment | 151 |
| Brake pipe excessively corroded | 130 |
| Rear parking brake recording little or no effort | 124 |
| Anti-lock braking system warning lamp indicates an ABS fault | 81 |
| Parking brake lever has no reserve travel |3.1.6b| | 73 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 72 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 67 |
| Registration plate issues | 66 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 66 |
| Brakes imbalanced across an axle | 57 |
| Service brake: efficiency below requirements |3.7.B.7| | 55 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 48 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 46 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 43 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 42 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 41 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 39 |
| Registration plate lamp issues | 39 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Rear brake binding | 36 |
| Emissions not tested |7.0| | 32 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 31 |
| Offside Front coil spring fractured |2.4.C.1a| | 30 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 28 |
| Nearside Stop lamp not working |1.2.1b| | 25 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Stop lamp not working |1.2.1b| | 21 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 21 |
| Nearside Front coil spring fractured |2.4.C.1a| | 21 |
| Windscreen has damage | 18 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Brake hose excessively deteriorated | 16 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Front brake application uneven | 15 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 15 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 15 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 14 |
| Nearside Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Rear brake disc in such a condition that it is seriously weakened | 12 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 12 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Rear Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 10 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 9 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 9 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Nearside Rear Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Offside Front coil spring cracked |2.4.C.1a| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Front coil spring incomplete |2.4.C.1a| | 8 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Front front brake binding |3.7.B.1| | 8 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 7 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Offside Rear Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Rear brake disc excessively pitted |3.5.1h| | 6 |
| Power steering component|s| leaking |2.3.3b| | 6 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Rear brake application uneven | 6 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Rear Brake pipe leaking |3.6.A.1| | 6 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 6 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 6 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Windscreen wiper blade insecure | 6 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 6 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 6 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 5 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 5 |
| Bonnet cannot be secured in the closed position |8.4.1| | 5 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 5 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 5 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 5 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| 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| | 4 |
| Brake pedal spongy |3.3.B.1b| | 4 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 4 |
| Offside Rear brake disc excessively scored |3.5.1h| | 4 |
| Nearside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Front Body has a sharp edge caused by damage |6.1.C.1| | 4 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 4 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Rear Fuel pipe leaking |7.2.3| | 4 |
| Offside front brake juddering severely |3.7.A.2b| | 4 |
| Offside Front position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 4 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |