| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 4976 |
| Headlamp aim out of alignment | 4084 |
| Windscreen wiper does not clear the windscreen effectively | 3614 |
| Rear parking brake recording little or no effort | 2842 |
| Offside Stop lamp not working |1.2.1b| | 1549 |
| Brake pipe excessively corroded | 1471 |
| Brakes imbalanced across an axle | 1407 |
| Rear brake binding | 1373 |
| Registration plate lamp issues | 1320 |
| Nearside Stop lamp not working |1.2.1b| | 1213 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1095 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 932 |
| Registration plate issues | 829 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 785 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 673 |
| Offside Rear Stop lamp not working |1.2.1b| | 562 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 501 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 496 |
| Offside Rear fog lamp not working |1.3.2b| | 488 |
| Front brake disc in such a condition that it is seriously weakened | 484 |
| Nearside Rear Stop lamp not working |1.2.1b| | 484 |
| Rear brake disc in such a condition that it is seriously weakened | 434 |
| Emissions not tested |7.0| | 432 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 424 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 404 |
| Battery insecure |1.9.1| | 402 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 393 |
| Offside front brake binding |3.7.B.1| | 378 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 377 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 330 |
| Anti-lock braking system warning lamp indicates an ABS fault | 311 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 308 |
| Nearside front brake binding |3.7.B.1| | 303 |
| Parking brake lever has no reserve travel |3.1.6b| | 300 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 299 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 286 |
| Driver`s seat insecure |6.2.A.1| | 285 |
| Front brake application uneven | 281 |
| Service brake: efficiency below requirements |3.7.B.7| | 273 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 267 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 261 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 260 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 257 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 250 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 247 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 245 |
| Rear brake application uneven | 241 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 231 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 218 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 211 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 208 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 208 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 207 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 205 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 205 |
| Windscreen has damage | 202 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 200 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 194 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 193 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 188 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 188 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 184 |
| 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| | 180 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 175 |
| Rear Mechanical brake component has restricted free movement | 172 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 162 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 159 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 154 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 152 |
| Front Exhaust system not adequately supported |7.1.1| | 151 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 149 |
| Windscreen wiper blade insecure | 149 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 147 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 147 |
| Offside Front front brake binding |3.7.B.1| | 144 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 143 |
| Mechanical brake component has restricted free movement | 143 |
| Brake hose excessively deteriorated | 143 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 137 |
| 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| | 136 |
| 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| | 135 |
| 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| | 132 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 132 |
| Offside Front coil spring broken |2.4.C.1a| | 127 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 125 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 125 |
| Offside Front coil spring fractured |2.4.C.1a| | 120 |
| Horn not working |1.6.2a| | 118 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 118 |
| 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| | 118 |
| Nearside Front front brake binding |3.7.B.1| | 118 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 114 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 107 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 107 |
| Exhaust system not adequately supported |7.1.1| | 107 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 104 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 104 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 103 |
| 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| | 100 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 99 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 98 |
| Offside Front Anti-lock braking system component excessively damaged |3.4.2| | 95 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 94 |
| Brake pedal spongy |3.3.B.1b| | 91 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 90 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 90 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 89 |
| Rear brake disc excessively pitted |3.5.1h| | 87 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 87 |
| 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| | 86 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 85 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 84 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 82 |
| Rear Exhaust system not adequately supported |7.1.1| | 82 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 81 |
| 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| | 79 |
| Nearside Front coil spring broken |2.4.C.1a| | 78 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 78 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 78 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 78 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 78 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 76 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 74 |
| Nearside Front Anti-lock braking system component excessively damaged |3.4.2| | 74 |