| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 7004 |
| Registration plate lamp issues | 6513 |
| Headlamp aim out of alignment | 4817 |
| Windscreen wiper does not clear the windscreen effectively | 4569 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3592 |
| Nearside Stop lamp not working |1.2.1b| | 2601 |
| Offside Stop lamp not working |1.2.1b| | 2497 |
| Rear parking brake recording little or no effort | 2257 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1796 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1647 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1591 |
| Registration plate issues | 1480 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1310 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1304 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1169 |
| Brakes imbalanced across an axle | 1135 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1108 |
| Parking brake lever has no reserve travel |3.1.6b| | 1043 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1012 |
| Offside Rear fog lamp not working |1.3.2b| | 991 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 956 |
| Offside Rear Stop lamp not working |1.2.1b| | 947 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 882 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 872 |
| Service brake: efficiency below requirements |3.7.B.7| | 857 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 800 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 757 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 738 |
| Front brake disc in such a condition that it is seriously weakened | 738 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 694 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 676 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 655 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 613 |
| Emissions not tested |7.0| | 609 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 596 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 594 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 585 |
| Offside Rear coil spring fractured |2.4.C.1a| | 579 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 562 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 515 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 492 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 486 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 467 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 438 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 435 |
| Rear fog lamp not working |1.3.2b| | 434 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 415 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 395 |
| Rear brake application uneven | 388 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 384 |
| Rear brake binding | 349 |
| Rear Exhaust system not adequately supported |7.1.1| | 335 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 322 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 320 |
| Windscreen has damage | 307 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 299 |
| Horn not working |1.6.2a| | 297 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 292 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 289 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 287 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 282 |
| Front Exhaust system not adequately supported |7.1.1| | 281 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 278 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 275 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 275 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 268 |
| Exhaust system not adequately supported |7.1.1| | 265 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 259 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 255 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 254 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 242 |
| Nearside Rear coil spring broken |2.4.C.1a| | 241 |
| Offside Rear coil spring broken |2.4.C.1a| | 239 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 237 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 232 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 231 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 231 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 229 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 228 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 225 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 222 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 221 |
| Brake hose excessively deteriorated | 208 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 207 |
| Windscreen wiper blade insecure | 204 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 199 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 196 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 191 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 191 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 187 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 185 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 181 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 177 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 167 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 164 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 163 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 162 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 158 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 155 |
| Offside Obligatory mirror insecure |8.1.1| | 154 |
| Offside Front coil spring fractured |2.4.C.1a| | 153 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 153 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 150 |
| Front brake application uneven | 149 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 148 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 143 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 143 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 140 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 139 |
| Power steering component|s| leaking |2.3.3b| | 138 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 137 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 134 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 133 |
| Nearside Rear coil spring cracked |2.4.C.1a| | 127 |
| Offside Rear Anti-roll bar linkage missing |2.4.G.1| | 126 |
| Power steering fluid level below minimum |2.3.1| | 123 |
| Stop lamp not working |1.2.1b| | 123 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 121 |
| Rear Rear fog lamp not working |1.3.2b| | 119 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 117 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 117 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 116 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 114 |
| Nearside Rear Anti-roll bar linkage missing |2.4.G.1| | 113 |
| Rear fog lamp tell tale not working |1.3.1b| | 113 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 110 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 108 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 107 |
| Centre Exhaust system not adequately supported |7.1.1| | 106 |
| Front position lamp|s| not working |1.1.A.3b| | 105 |
| Nearside Front coil spring fractured |2.4.C.1a| | 104 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 103 |