| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1435 |
| Headlamp aim out of alignment | 1235 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1158 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1048 |
| Windscreen wiper does not clear the windscreen effectively | 781 |
| Rear parking brake recording little or no effort | 567 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 519 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 504 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 462 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 423 |
| Registration plate lamp issues | 319 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 315 |
| Service brake: efficiency below requirements |3.7.B.7| | 314 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 309 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 305 |
| Parking brake lever has no reserve travel |3.1.6b| | 303 |
| Brake hose excessively deteriorated | 298 |
| Rear brake binding | 297 |
| Registration plate issues | 278 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 275 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 242 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 233 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 227 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 217 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 207 |
| Nearside Stop lamp not working |1.2.1b| | 206 |
| Emissions not tested |7.0| | 203 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 199 |
| Brakes imbalanced across an axle | 187 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 177 |
| Offside Stop lamp not working |1.2.1b| | 175 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 172 |
| Anti-lock braking system warning lamp indicates an ABS fault | 166 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 163 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 151 |
| Front brake disc in such a condition that it is seriously weakened | 144 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 127 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 125 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 113 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 111 |
| Rear brake disc in such a condition that it is seriously weakened | 111 |
| Nearside Headlamp not working on main beam |1.7.5a| | 109 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 107 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 106 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 103 |
| Offside Headlamp not working on main beam |1.7.5a| | 99 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 99 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 99 |
| Horn not working |1.6.2a| | 97 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 94 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 93 |
| Offside Front brake disc excessively pitted |3.5.1h| | 92 |
| Nearside Rear Stop lamp not working |1.2.1b| | 87 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 86 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 79 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 78 |
| Windscreen has damage | 78 |
| Offside Front coil spring fractured |2.4.C.1a| | 78 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 72 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 69 |
| Offside Rear Stop lamp not working |1.2.1b| | 67 |
| Rear brake application uneven | 66 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 61 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 57 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 56 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 53 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 52 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 51 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 51 |
| Rear Mechanical brake component has restricted free movement | 50 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 50 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 49 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 49 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 49 |
| Windscreen wiper blade insecure | 49 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 48 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 48 |
| Rear brake disc excessively pitted |3.5.1h| | 48 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 47 |
| Offside Rear brake caliper leaking |3.6.A.1| | 45 |
| Offside Rear fog lamp not working |1.3.2b| | 45 |
| Battery insecure |1.9.1| | 44 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 43 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 42 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 42 |
| Front brake disc excessively pitted |3.5.1h| | 41 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 41 |
| Offside Front coil spring incomplete |2.4.C.1a| | 40 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 40 |
| Front brake application uneven | 40 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 40 |
| Rear Exhaust system not adequately supported |7.1.1| | 39 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 39 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 39 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 38 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 36 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 36 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 35 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 35 |
| Nearside Front coil spring fractured |2.4.C.1a| | 34 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 33 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 32 |
| Offside Rear Braking system leaking |3.6.A.1| | 32 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 32 |
| Exhaust engine idle speed too high |7.3.D.1| | 31 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 31 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 31 |
| Offside Rear brake disc excessively scored |3.5.1h| | 31 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 30 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 30 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 30 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 30 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 30 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 29 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 29 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 29 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 29 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 28 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 26 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 26 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 26 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 25 |
| Nearside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 25 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 24 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 24 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Offside Front coil spring cracked |2.4.C.1a| | 23 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 22 |
| Brake hose has insufficient room to move | 22 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 22 |
| Offside Steering rack gaiter split |2.2.D.2d| | 22 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 21 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 21 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 21 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 20 |
| Offside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 20 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 20 |