| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1377 |
| Windscreen wiper does not clear the windscreen effectively | 1364 |
| Headlamp aim out of alignment | 884 |
| Brake pipe excessively corroded | 628 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 591 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 530 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 485 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 476 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 463 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 405 |
| Parking brake: efficiency below requirements |3.7.B.7| | 376 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 370 |
| Registration plate issues | 338 |
| Parking brake lever has no reserve travel |3.1.6b| | 253 |
| Rear parking brake recording little or no effort | 234 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 214 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 206 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 204 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 200 |
| Rear brake binding | 200 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 196 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 190 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 189 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 189 |
| Rear brake disc in such a condition that it is seriously weakened | 188 |
| Brakes imbalanced across an axle | 182 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 182 |
| Nearside Stop lamp not working |1.2.1b| | 169 |
| Front brake disc in such a condition that it is seriously weakened | 166 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 154 |
| Offside Stop lamp not working |1.2.1b| | 153 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 152 |
| Offside Front coil spring broken |2.4.C.1a| | 151 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 151 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 150 |
| Battery insecure |1.9.1| | 146 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 145 |
| Anti-lock braking system warning lamp indicates an ABS fault | 137 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 137 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 133 |
| Rear Exhaust system not adequately supported |7.1.1| | 125 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 117 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 115 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 113 |
| Nearside Front coil spring broken |2.4.C.1a| | 101 |
| Offside front brake binding |3.7.B.1| | 96 |
| Nearside front brake binding |3.7.B.1| | 88 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 84 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 80 |
| Nearside Rear Stop lamp not working |1.2.1b| | 79 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 77 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 75 |
| Offside Rear Stop lamp not working |1.2.1b| | 75 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 73 |
| Windscreen has damage | 70 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 70 |
| Exhaust system not adequately supported |7.1.1| | 70 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 68 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 68 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 66 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 64 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 64 |
| Mechanical brake component has restricted free movement | 63 |
| Offside Front coil spring fractured |2.4.C.1a| | 60 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 60 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 59 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 59 |
| Offside Front front brake binding |3.7.B.1| | 57 |
| Front Exhaust system not adequately supported |7.1.1| | 57 |
| Windscreen wiper blade insecure | 57 |
| Emissions not tested |7.0| | 56 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 55 |
| Nearside Front front brake binding |3.7.B.1| | 54 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 52 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 51 |
| Brake hose excessively deteriorated | 51 |
| 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| | 51 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 50 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 49 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 48 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 48 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 48 |
| Windscreen washer not working | 45 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 44 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 44 |
| Rear Mechanical brake component has restricted free movement | 42 |
| 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| | 42 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Front brake application uneven | 41 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 38 |
| 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| | 37 |
| Horn not working |1.6.2a| | 37 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 35 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 34 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 34 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 33 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 33 |
| Nearside Front coil spring fractured |2.4.C.1a| | 33 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 33 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Rear brake application uneven | 32 |
| Service brake: efficiency below requirements |3.7.B.7| | 32 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 32 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 31 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 31 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Service brake: efficiency below requirements |3.7.C.1a| | 29 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 28 |