| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 5106 |
| Headlamp aim out of alignment | 4335 |
| Brake pipe excessively corroded | 2668 |
| Offside Stop lamp not working |1.2.1b| | 1848 |
| Nearside Stop lamp not working |1.2.1b| | 1660 |
| Brakes imbalanced across an axle | 1306 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1157 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1155 |
| Registration plate lamp issues | 981 |
| Parking brake: efficiency below requirements |3.7.B.7| | 855 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 850 |
| Offside Rear Stop lamp not working |1.2.1b| | 755 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 697 |
| Registration plate issues | 675 |
| Nearside Rear Stop lamp not working |1.2.1b| | 647 |
| Offside Rear fog lamp not working |1.3.2b| | 571 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 556 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 493 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 439 |
| Battery insecure |1.9.1| | 437 |
| Rear parking brake recording little or no effort | 418 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 398 |
| Brake hose excessively deteriorated | 392 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 383 |
| 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| | 377 |
| Offside front brake binding |3.7.B.1| | 346 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 338 |
| Emissions not tested |7.0| | 336 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 336 |
| Front brake application uneven | 324 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 320 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 315 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 312 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 293 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 289 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 283 |
| 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| | 275 |
| Parking brake lever has no reserve travel |3.1.6b| | 246 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 244 |
| Rear brake binding | 233 |
| 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| | 228 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 222 |
| Front brake disc in such a condition that it is seriously weakened | 220 |
| 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| | 215 |
| Anti-lock braking system warning lamp indicates an ABS fault | 213 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 202 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 201 |
| Nearside front brake binding |3.7.B.1| | 194 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 191 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 189 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 184 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 181 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 179 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 177 |
| 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| | 174 |
| Offside Front front brake binding |3.7.B.1| | 173 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 173 |
| Front Exhaust system not adequately supported |7.1.1| | 172 |
| Windscreen wiper blade insecure | 164 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 158 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 157 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 157 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 153 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 150 |
| Offside Front Anti-lock braking system component excessively damaged |3.4.2| | 150 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 149 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 146 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 143 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 142 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 136 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 136 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 130 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 116 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 115 |
| Windscreen has damage | 115 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 114 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 114 |
| Mechanical brake component has restricted free movement | 113 |
| Rear fog lamp not working |1.3.2b| | 110 |
| Nearside Front front brake binding |3.7.B.1| | 110 |
| Nearside Front Anti-lock braking system component excessively damaged |3.4.2| | 109 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 105 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 104 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 103 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 102 |
| Driver`s seat insecure |6.2.A.1| | 99 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 99 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 97 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 95 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 94 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 94 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 93 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 93 |
| Service brake: efficiency below requirements |3.7.B.7| | 92 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 91 |
| Horn not working |1.6.2a| | 91 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 89 |
| Exhaust system not adequately supported |7.1.1| | 89 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 88 |
| Front brake excessively fluctuating | 88 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 87 |