| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 23792 |
| Windscreen wiper does not clear the windscreen effectively | 23721 |
| Registration plate lamp issues | 17807 |
| Offside Stop lamp not working |1.2.1b| | 9501 |
| Nearside Stop lamp not working |1.2.1b| | 7536 |
| Brake pipe excessively corroded | 7308 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6132 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6095 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5873 |
| Brakes imbalanced across an axle | 5343 |
| Registration plate issues | 4630 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4232 |
| Offside Rear Stop lamp not working |1.2.1b| | 3870 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3333 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3137 |
| Rear parking brake recording little or no effort | 2943 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2825 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2600 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2586 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2480 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2276 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2236 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2029 |
| Offside Front coil spring broken |2.4.C.1a| | 1995 |
| Parking brake lever has no reserve travel |3.1.6b| | 1896 |
| Offside Front coil spring fractured |2.4.C.1a| | 1886 |
| Battery insecure |1.9.1| | 1857 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1837 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1730 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1729 |
| Service brake: efficiency below requirements |3.7.B.7| | 1610 |
| Front brake disc in such a condition that it is seriously weakened | 1590 |
| Rear brake binding | 1560 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1504 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1454 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1424 |
| Offside front brake binding |3.7.B.1| | 1358 |
| Front brake application uneven | 1296 |
| Nearside Front coil spring broken |2.4.C.1a| | 1230 |
| Nearside front brake binding |3.7.B.1| | 1102 |
| Nearside Front coil spring fractured |2.4.C.1a| | 1054 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1040 |
| Emissions not tested |7.0| | 1038 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 991 |
| Horn not working |1.6.2a| | 904 |
| Windscreen wiper blade insecure | 866 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 866 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 863 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 851 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 847 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 805 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 796 |
| Offside Rear fog lamp not working |1.3.2b| | 777 |
| Anti-lock braking system warning lamp indicates an ABS fault | 773 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 758 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 750 |
| Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 739 |
| Offside Front front brake binding |3.7.B.1| | 727 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 717 |
| Nearside Headlamp insecure |1.7.3| | 710 |
| Windscreen has damage | 679 |
| Rear brake disc in such a condition that it is seriously weakened | 675 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 660 |
| Front Exhaust system not adequately supported |7.1.1| | 657 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 643 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 622 |
| Exhaust system not adequately supported |7.1.1| | 615 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 611 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 602 |
| Mechanical brake component has restricted free movement | 591 |
| Rear brake application uneven | 591 |
| Offside Headlamp insecure |1.7.3| | 579 |
| Nearside Front front brake binding |3.7.B.1| | 578 |
| Brake hose excessively deteriorated | 560 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 556 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 550 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 544 |
| Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 541 |
| Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 533 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 525 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 524 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 520 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 514 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 508 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 486 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 483 |
| Rear fog lamp not working |1.3.2b| | 478 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 469 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 438 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 431 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 412 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 411 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 406 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 389 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 387 |
| Front brake excessively fluctuating | 380 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 374 |
| Front position lamp|s| not working |1.1.A.3b| | 372 |