| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 6883 |
| Brake pipe excessively corroded | 6019 |
| Rear parking brake recording little or no effort | 5459 |
| Registration plate lamp issues | 5414 |
| Headlamp aim out of alignment | 5194 |
| Windscreen wiper does not clear the windscreen effectively | 5015 |
| Parking brake lever has no reserve travel |3.1.6b| | 2402 |
| Rear Exhaust system not adequately supported |7.1.1| | 1835 |
| Nearside Stop lamp not working |1.2.1b| | 1615 |
| Offside Stop lamp not working |1.2.1b| | 1540 |
| Brakes imbalanced across an axle | 1352 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 1343 |
| Registration plate issues | 1338 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1051 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 971 |
| Exhaust system not adequately supported |7.1.1| | 885 |
| Centre Exhaust system not adequately supported |7.1.1| | 784 |
| Rear brake binding | 766 |
| Front brake disc in such a condition that it is seriously weakened | 661 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 636 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 623 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 616 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 609 |
| Nearside Rear Stop lamp not working |1.2.1b| | 592 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 560 |
| Offside Rear Stop lamp not working |1.2.1b| | 554 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 547 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 528 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 524 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 509 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 508 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 477 |
| Anti-lock braking system warning lamp indicates an ABS fault | 474 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 455 |
| Battery insecure |1.9.1| | 452 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 389 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 373 |
| Front brake application uneven | 365 |
| Horn not working |1.6.2a| | 361 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 343 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 329 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 305 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 294 |
| Front brake excessively fluctuating | 287 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 286 |
| Centre Stop lamp not working |1.2.1b| | 285 |
| Brake hose excessively deteriorated | 279 |
| Windscreen has damage | 277 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 275 |
| Service brake: efficiency below requirements |3.7.B.7| | 270 |
| Offside Rear fog lamp not working |1.3.2b| | 263 |
| Rear brake application uneven | 253 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 253 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 240 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 239 |
| Windscreen wiper blade insecure | 234 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 215 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 213 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 206 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 202 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 199 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 199 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 197 |
| Power steering component|s| leaking |2.3.3b| | 197 |
| 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| | 196 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 195 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 193 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 193 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 192 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 190 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 185 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 185 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 179 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 178 |
| rear parking |secondary| brakes imbalanced | 177 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 176 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 175 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 166 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 165 |
| 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| | 164 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 155 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 148 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 143 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 143 |
| Offside Seat belt anchorage prescribed area is excessively corroded outer sill |5.2.6| | 133 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 122 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 119 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 116 |
| Rear Mechanical brake component has restricted free movement | 115 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 114 |
| Emissions not tested |7.0| | 113 |
| Nearside Seat belt anchorage prescribed area is excessively corroded outer sill |5.2.6| | 113 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 113 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 110 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 110 |
| 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| | 110 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 109 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 109 |
| Stop lamp not working |1.2.1b| | 107 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 104 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 104 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 104 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 102 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 101 |