| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 4162 |
| Windscreen wiper does not clear the windscreen effectively | 1608 |
| Registration plate lamp issues | 1533 |
| Headlamp aim out of alignment | 1491 |
| Service brake: efficiency below requirements |3.7.B.7| | 916 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 723 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 676 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 568 |
| Registration plate issues | 557 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 548 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 534 |
| Offside Stop lamp not working |1.2.1b| | 504 |
| Nearside Stop lamp not working |1.2.1b| | 503 |
| Brakes imbalanced across an axle | 463 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 455 |
| Anti-lock braking system warning lamp indicates an ABS fault | 415 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 370 |
| Rear brake binding | 358 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 347 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 336 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 328 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 301 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 297 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 268 |
| Parking brake: efficiency below requirements |3.7.B.7| | 264 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 248 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 248 |
| Nearside Rear Stop lamp not working |1.2.1b| | 245 |
| Emissions not tested |7.0| | 240 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 220 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 213 |
| Offside Rear Stop lamp not working |1.2.1b| | 210 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 200 |
| Steering column top bearing excessively worn |2.1.2c| | 188 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 185 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 177 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 172 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 168 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 167 |
| Rear parking brake recording little or no effort | 161 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 157 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 156 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 156 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 151 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 147 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 146 |
| Steering column top mounting bracket insecure |2.1.2d| | 143 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 136 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 135 |
| Nearside front brake binding |3.7.B.1| | 134 |
| Offside Rear fog lamp not working |1.3.2b| | 125 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 122 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 122 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 121 |
| Windscreen has damage | 120 |
| Brake hose excessively deteriorated | 116 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 113 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 113 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 112 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 105 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 104 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 102 |
| Rear brake disc in such a condition that it is seriously weakened | 100 |
| Rear brake application uneven | 87 |
| Front brake application uneven | 86 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 84 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 83 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 81 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 81 |
| Windscreen wiper blade insecure | 81 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 80 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 78 |
| Brake pedal spongy |3.3.B.1b| | 75 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 74 |
| Parking brake lever has no reserve travel |3.1.6b| | 73 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 73 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 71 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 68 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 68 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 66 |
| Brake performance not tested |3.7.A.1| | 66 |
| Service brake: efficiency below requirements |3.7.C.1a| | 65 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 65 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 64 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 63 |
| 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| | 63 |
| Horn not working |1.6.2a| | 61 |
| 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| | 60 |
| Offside front brake binding |3.7.B.1| | 60 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 57 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 56 |
| Front brake disc in such a condition that it is seriously weakened | 55 |
| Rear Mechanical brake component has restricted free movement | 55 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 54 |
| Exhaust system not adequately supported |7.1.1| | 54 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 53 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 52 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 51 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 51 |
| Hazard warning switch faulty |1.4.B.1d| | 50 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 50 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 50 |
| Nearside Front front brake binding |3.7.B.1| | 50 |
| Front position lamp|s| not working |1.1.A.3b| | 49 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 49 |
| Battery insecure |1.9.1| | 49 |
| Mechanical brake component has restricted free movement | 49 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 48 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 48 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 47 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 47 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 47 |
| Brake pipe inadequately clipped |3.6.B.1| | 47 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 47 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 46 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 46 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 45 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 45 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 45 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 44 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 43 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 42 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 42 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 42 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 41 |
| Centre Exhaust system not adequately supported |7.1.1| | 41 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 40 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 40 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 40 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 40 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 39 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 38 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| 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| | 38 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 38 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 37 |
| 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| | 37 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 37 |
| Front Exhaust system not adequately supported |7.1.1| | 37 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 37 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 36 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 36 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 35 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 34 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 34 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 34 |
| Offside Front front brake binding |3.7.B.1| | 34 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 34 |