| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 33610 |
| Headlamp aim out of alignment | 23194 |
| Windscreen wiper does not clear the windscreen effectively | 15178 |
| Registration plate lamp issues | 14104 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11958 |
| Rear parking brake recording little or no effort | 8256 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6925 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6327 |
| Nearside Stop lamp not working |1.2.1b| | 5933 |
| Offside Stop lamp not working |1.2.1b| | 5083 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 4561 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3656 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3574 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3286 |
| Registration plate issues | 3252 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3172 |
| Brakes imbalanced across an axle | 3131 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3098 |
| Offside Front coil spring incomplete |2.4.C.1a| | 2501 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2484 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2339 |
| Front brake disc in such a condition that it is seriously weakened | 2216 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2205 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2094 |
| Rear brake binding | 2065 |
| Rear Exhaust system not adequately supported |7.1.1| | 2061 |
| Battery insecure |1.9.1| | 1994 |
| Offside Rear Stop lamp not working |1.2.1b| | 1985 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 1963 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1939 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1880 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1869 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 1720 |
| Fuel system component leaking |7.2.3| | 1708 |
| Windscreen has damage | 1559 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1512 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 1492 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1446 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1438 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1328 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 1291 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1291 |
| Offside Front coil spring fractured |2.4.C.1a| | 1232 |
| Nearside Headlamp insecure |1.7.3| | 1207 |
| Offside Rear coil spring broken |2.4.C.1a| | 1170 |
| Parking brake lever has no reserve travel |3.1.6b| | 1154 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1083 |
| Service brake: efficiency below requirements |3.7.B.7| | 1047 |
| Nearside Rear coil spring broken |2.4.C.1a| | 986 |
| Rear brake application uneven | 983 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 977 |
| Nearside Front coil spring fractured |2.4.C.1a| | 973 |
| Offside Front coil spring broken |2.4.C.1a| | 970 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 949 |
| Offside Headlamp insecure |1.7.3| | 932 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 925 |
| Brake load sensing valve seized |3.6.E.3| | 924 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 896 |
| Nearside Front coil spring broken |2.4.C.1a| | 896 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 883 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 876 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 850 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 838 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 834 |
| Offside Rear fog lamp not working |1.3.2b| | 823 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 820 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 805 |
| Horn not working |1.6.2a| | 793 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 784 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 770 |
| Windscreen wiper blade insecure | 764 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 678 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 674 |
| Exhaust system not adequately supported |7.1.1| | 619 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 614 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 612 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 610 |
| Emissions not tested |7.0| | 596 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 573 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 573 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 544 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 544 |
| Front brake application uneven | 535 |
| Brake hose excessively deteriorated | 531 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 530 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 522 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 512 |
| Nearside Front Headlamp insecure |1.7.3| | 496 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 491 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 484 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 474 |
| Front position lamp|s| not working |1.1.A.3b| | 451 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 445 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 431 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 426 |
| Brake hose damaged | 420 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 411 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 402 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 385 |
| Offside Front Headlamp insecure |1.7.3| | 382 |
| Nearside Headlamp not working on main beam |1.7.5a| | 381 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 380 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 363 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 347 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 340 |
| Fuel cap/sealing device missing |7.2.4a| | 336 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 317 |