| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 495 |
| Headlamp aim out of alignment | 271 |
| Windscreen wiper does not clear the windscreen effectively | 178 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 143 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 119 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 98 |
| Parking brake: efficiency below requirements |3.7.B.7| | 96 |
| Brakes imbalanced across an axle | 87 |
| Rear parking brake recording little or no effort | 79 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 75 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 75 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 73 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 70 |
| Brake hose excessively deteriorated | 66 |
| Emissions not tested |7.0| | 66 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 65 |
| Nearside Stop lamp not working |1.2.1b| | 61 |
| Rear brake binding | 61 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 59 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 58 |
| Offside Stop lamp not working |1.2.1b| | 58 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 55 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 54 |
| Rear Exhaust system not adequately supported |7.1.1| | 51 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| Registration plate issues | 46 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 43 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 41 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 39 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 38 |
| Registration plate lamp issues | 37 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 37 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 36 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 33 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 33 |
| Exhaust system not adequately supported |7.1.1| | 32 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 32 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 31 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 30 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 29 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 29 |
| Nearside Rear Stop lamp not working |1.2.1b| | 29 |
| Centre Exhaust system not adequately supported |7.1.1| | 28 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 28 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 27 |
| Horn not working |1.6.2a| | 25 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 25 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 25 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 25 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 24 |
| Parking brake lever has no reserve travel |3.1.6b| | 24 |
| Front brake application uneven | 24 |
| Offside Rear fog lamp not working |1.3.2b| | 24 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 23 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 23 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 22 |
| Offside Rear Stop lamp not working |1.2.1b| | 21 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 21 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 20 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Service brake: efficiency below requirements |3.7.B.7| | 19 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 19 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Rear brake application uneven | 18 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 17 |
| Rear Brake hose leaking |3.6.A.1| | 17 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Front brake disc in such a condition that it is seriously weakened | 17 |
| Anti-lock braking system warning lamp indicates an ABS fault | 17 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Side repeater not working |1.4.A.2c| | 16 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 14 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 14 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 14 |
| Windscreen has damage | 13 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 13 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 13 |
| Battery insecure |1.9.1| | 13 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 13 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 13 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 12 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 11 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Side repeater not working |1.4.A.2c| | 11 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 10 |
| Rear Mechanical brake component has restricted free movement | 10 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Rear fog lamp tell tale not working |1.3.1b| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 9 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 9 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Service brake: efficiency below requirements |3.7.C.1a| | 9 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 9 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 8 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 8 |
| Fuel pipe leaking |7.2.3| | 8 |
| Windscreen wiper blade insecure | 8 |
| Rear Rear fog lamp not working |1.3.2b| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Offside Front Direction indicator not working |1.4.A.2c| | 8 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside Headlamp not working on main beam |1.7.5a| | 7 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 7 |
| Brake performance not tested |3.7.A.1| | 7 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 7 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 7 |
| Centre Exhaust mounting missing |7.1.1b| | 7 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 7 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 7 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 7 |
| Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 6 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 6 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 6 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Exhaust mounting missing |7.1.1b| | 6 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 6 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Headlamp aim not tested |1.8.A.1c| | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 5 |
| Brake load sensing valve linkage seized |3.6.E.3| | 5 |
| Brake pedal spongy |3.3.B.1b| | 5 |
| Nearside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| 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| | 5 |
| Front Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |