| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 13397 |
| Windscreen wiper does not clear the windscreen effectively | 9595 |
| Registration plate lamp issues | 7072 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4570 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3925 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2842 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2492 |
| Brakes imbalanced across an axle | 2421 |
| Registration plate issues | 2375 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2328 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2299 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2229 |
| Rear parking brake recording little or no effort | 2040 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1959 |
| Offside Stop lamp not working |1.2.1b| | 1883 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1837 |
| Nearside Stop lamp not working |1.2.1b| | 1746 |
| Rear brake binding | 1488 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1437 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1350 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1190 |
| Brake pipe excessively corroded | 1155 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1146 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 991 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 965 |
| Offside front brake binding |3.7.B.1| | 927 |
| Horn not working |1.6.2a| | 905 |
| Offside Rear Stop lamp not working |1.2.1b| | 901 |
| Nearside Rear Stop lamp not working |1.2.1b| | 855 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 842 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 821 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 815 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 762 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 756 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 753 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 745 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 732 |
| Front brake application uneven | 706 |
| Offside Rear fog lamp not working |1.3.2b| | 655 |
| Offside Front brake disc excessively pitted |3.5.1h| | 624 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 618 |
| Centre Stop lamp not working |1.2.1b| | 613 |
| Front brake disc in such a condition that it is seriously weakened | 613 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 592 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 589 |
| Nearside front brake binding |3.7.B.1| | 581 |
| Rear brake disc in such a condition that it is seriously weakened | 565 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 559 |
| Parking brake lever has no reserve travel |3.1.6b| | 544 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 536 |
| Offside Front front brake binding |3.7.B.1| | 536 |
| Battery insecure |1.9.1| | 500 |
| Emissions not tested |7.0| | 485 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 480 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 475 |
| Windscreen has damage | 471 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 443 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 416 |
| Windscreen wiper blade insecure | 379 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 376 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 368 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 357 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 353 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 345 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 344 |
| Brake pedal spongy |3.3.B.1b| | 337 |
| Steering rack insecure |2.2.B.1a| | 325 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 322 |
| Mechanical brake component has restricted free movement | 322 |
| Nearside Front front brake binding |3.7.B.1| | 322 |
| Anti-lock braking system warning lamp indicates an ABS fault | 320 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 316 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 309 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 309 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 295 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 275 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 259 |
| Rear brake application uneven | 248 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 247 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 246 |
| Front brake disc excessively pitted |3.5.1h| | 239 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 227 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 223 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 218 |
| Rear Mechanical brake component has restricted free movement | 217 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 215 |
| Service brake: efficiency below requirements |3.7.B.7| | 192 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 187 |
| Offside Front coil spring broken |2.4.C.1a| | 184 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 183 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 180 |
| Offside Headlamp not working on main beam |1.7.5a| | 178 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 176 |
| Bonnet cannot be secured in the closed position |8.4.1| | 169 |