| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8231 |
| Registration plate lamp issues | 7122 |
| Windscreen wiper does not clear the windscreen effectively | 5938 |
| Brakes imbalanced across an axle | 1508 |
| Rear brake binding | 1499 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1487 |
| Brake pipe excessively corroded | 1319 |
| Offside Front coil spring fractured |2.4.C.1a| | 1306 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 1233 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1209 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1102 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1056 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1035 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1012 |
| Registration plate issues | 985 |
| Nearside Front coil spring fractured |2.4.C.1a| | 979 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 944 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 917 |
| Parking brake: efficiency below requirements |3.7.B.7| | 906 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 898 |
| Front brake disc in such a condition that it is seriously weakened | 867 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 825 |
| Offside Front coil spring broken |2.4.C.1a| | 823 |
| Centre Stop lamp not working |1.2.1b| | 817 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 809 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 808 |
| Rear Exhaust system not adequately supported |7.1.1| | 796 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 767 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 706 |
| Offside Stop lamp not working |1.2.1b| | 704 |
| Nearside Front coil spring broken |2.4.C.1a| | 680 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 663 |
| Offside Rear fog lamp not working |1.3.2b| | 617 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 585 |
| Offside Rear coil spring broken |2.4.C.1a| | 581 |
| Nearside Stop lamp not working |1.2.1b| | 566 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 563 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 556 |
| Rear parking brake recording little or no effort | 552 |
| Nearside Rear coil spring broken |2.4.C.1a| | 519 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 505 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 483 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 472 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 444 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 429 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 414 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 371 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 368 |
| Offside front brake binding |3.7.B.1| | 365 |
| Service brake: efficiency below requirements |3.7.B.7| | 358 |
| Windscreen has damage | 356 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 340 |
| Parking brake lever has no reserve travel |3.1.6b| | 317 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 301 |
| 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| | 289 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 277 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 275 |
| Nearside Headlamp not working on main beam |1.7.5a| | 261 |
| Offside Rear Stop lamp not working |1.2.1b| | 261 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 260 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 260 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 252 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 252 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 251 |
| Battery insecure |1.9.1| | 249 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 233 |
| 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| | 233 |
| Anti-lock braking system warning lamp indicates an ABS fault | 233 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 227 |
| 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| | 224 |
| Offside Front front brake binding |3.7.B.1| | 223 |
| Front brake application uneven | 221 |
| Windscreen wiper blade insecure | 216 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 213 |
| Exhaust system not adequately supported |7.1.1| | 207 |
| Offside Front Direction indicator not working |1.4.A.2c| | 205 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 204 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 204 |
| Rear Mechanical brake component has restricted free movement | 202 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 201 |
| Nearside Rear Stop lamp not working |1.2.1b| | 201 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 200 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 196 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 195 |
| 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| | 193 |
| Stop lamp not working |1.2.1b| | 193 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 192 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 189 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 187 |
| Centre Rear Stop lamp not working |1.2.1b| | 186 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 183 |
| Emissions not tested |7.0| | 180 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 180 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 178 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 176 |
| Rear brake application uneven | 166 |
| Offside Rear coil spring fractured |2.4.C.1a| | 165 |
| Offside Headlamp not working on main beam |1.7.5a| | 164 |
| Nearside front brake binding |3.7.B.1| | 161 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 161 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 160 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 157 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 156 |
| Windscreen washer not working | 154 |
| Fuel system component leaking |7.2.3| | 153 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 152 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 149 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 148 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 146 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 141 |
| Rear brake disc in such a condition that it is seriously weakened | 138 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 137 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 135 |
| Rear fog lamp not working |1.3.2b| | 134 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 134 |
| Horn not working |1.6.2a| | 133 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 132 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 132 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 129 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 127 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 127 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 126 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 126 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 125 |
| Nearside Side repeater not working |1.4.A.2c| | 124 |
| Front brake excessively fluctuating | 123 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 122 |
| Offside Front coil spring cracked |2.4.C.1a| | 121 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 120 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 118 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 116 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 114 |