| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Registration plate lamp issues | 10 |
| Rear parking brake recording little or no effort | 8 |
| Headlamp aim out of alignment | 7 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Emissions not tested |7.0| | 3 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Brake hose excessively deteriorated | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Brake hose has insufficient room to move | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Brakes imbalanced across an axle | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front brake caliper leaking |3.6.A.1| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Windscreen wiper blade insecure | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Front position lamp|s| obscured more than 50% |1.1.A.3c| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Brake pipe excessively corroded | 1 |
| Offside Front Upper Axle swivel joint has excessive play |2.5.A.3b| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Inner Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Front brake application uneven | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Offside Outer Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Outer Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |