| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Brake pipe excessively corroded | 9 |
| Registration plate lamp issues | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Nearside Headlamp not working on main beam |1.7.5a| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 3 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Windscreen wiper does not clear the windscreen effectively | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Rear Upper Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Offside Rear Upper Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 2 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 2 |
| Registration plate issues | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Fuel tank leaking |7.2.3| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Brakes imbalanced across an axle | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Lower Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Rear Lower Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Front Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings inner arch |6.1.B.2| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings outer sill |6.1.B.2| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Battery insecure and likely to cause a short circuit |4.13 |a| |ii|| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Front Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Nearside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting In front of rear wheel. (6.2.2 (d) (i)) | 1 |
| Offside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting In front of rear wheel. (6.2.2 (d) (i)) | 1 |
| Offside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting Behind rear wheel. (6.2.2 (d) (i)) | 1 |
| Nearside Front Outer Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting Sill. (6.2.2 (d) (i)) | 1 |
| Offside Front Outer Seat belt anchorage prescribed area strength or continuity significantly reduced Sill. (7.1.1 (a) (i)) | 1 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Exhaust has a part missing |7.1.1a| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Nearside Rear position lamp|s| incomplete |1.1.4a| | 1 |
| Windscreen has damage | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Rear Drive shaft uj which forms part of the suspension has excessive play in a universal joint |2.4.G.4b| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 1 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 1 |
| Nearside Suspension spring mounting prescribed area is excessively corroded centre chassis |2.4.A.3| | 1 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Front brake excessively fluctuating | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Body has excessive displacement which may lead to loss of vehicle control |6.1.B.1a| | 1 |
| Nearside Body has excessive displacement which may lead to loss of vehicle control |6.1.B.1a| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Emissions not tested |7.4.B.1| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Front wheel bearing has excessive play |2.5.A.3c| | 1 |