| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 110 |
| Brake pipe excessively corroded | 95 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 84 |
| Windscreen wiper does not clear the windscreen effectively | 80 |
| Brakes imbalanced across an axle | 65 |
| Registration plate lamp issues | 52 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 44 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 42 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 39 |
| Service brake: efficiency below requirements |3.7.B.7| | 39 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 35 |
| Parking brake: efficiency below requirements |3.7.B.7| | 29 |
| Registration plate issues | 29 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 28 |
| Horn not working |1.6.2a| | 28 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 28 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 26 |
| Offside Stop lamp not working |1.2.1b| | 26 |
| Nearside Stop lamp not working |1.2.1b| | 24 |
| Rear brake binding | 22 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 20 |
| Brake hose excessively deteriorated | 20 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Offside Rear fog lamp not working |1.3.2b| | 19 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 18 |
| Driver`s seat insecure |6.2.A.1| | 18 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 18 |
| Rear parking brake recording little or no effort | 17 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 17 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Nearside Headlamp insecure |1.7.3| | 15 |
| Rear brake application uneven | 15 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 14 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 14 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 12 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Nearside Rear Stop lamp not working |1.2.1b| | 12 |
| Offside Headlamp insecure |1.7.3| | 12 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 11 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 11 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 10 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Nearside front brake binding |3.7.B.1| | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 10 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 9 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 9 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 8 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Front front brake binding |3.7.B.1| | 8 |
| Hazard warning switch faulty |1.4.B.1d| | 8 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 8 |
| Rear fog lamp tell tale not working |1.3.1b| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Front brake application uneven | 8 |
| Rear Fuel hose leaking |7.2.3| | 8 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 8 |
| Mechanical brake component has restricted free movement | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Battery insecure |1.9.1| | 7 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside front brake binding |3.7.B.1| | 7 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Front Headlamp insecure |1.7.3| | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Rear Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Fuel hose leaking |7.2.3| | 6 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 6 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 6 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 5 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 5 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Fuel pipe leaking |7.2.3| | 5 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 5 |
| Offside Front coil spring fractured |2.4.C.1a| | 5 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 5 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 5 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Emissions not tested |7.0| | 5 |
| Windscreen has damage | 5 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Front Fuel pipe leaking |7.2.3| | 5 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 5 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 5 |
| Offside Front Braking system leaking |3.6.A.1| | 4 |
| Fuel system component leaking |7.2.3| | 4 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 4 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 4 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 4 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 4 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 4 |
| Rear Fuel pipe leaking |7.2.3| | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Outer Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Front Fuel hose leaking |7.2.3| | 4 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Offside front brake juddering severely |3.7.A.2b| | 4 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 4 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 4 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 3 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 3 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Nearside Outer Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Exhaust engine idle speed too high |7.3.A.2a| | 3 |
| Nearside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Brake has no servo assistance |3.3.B.2| | 3 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Rear Fuel system component leaking |7.2.3| | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 3 |
| Fuel tank leaking |7.2.3| | 3 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 3 |
| Nearside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 3 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Front Body has a projection caused by damage |6.1.C.1| | 3 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Offside Front Brake hose leaking |3.6.A.1| | 3 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 3 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |