| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 32 |
| Headlamp aim out of alignment | 29 |
| Service brake: efficiency below requirements |3.7.B.7| | 23 |
| Brake pipe excessively corroded | 23 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 21 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 17 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Brakes imbalanced across an axle | 14 |
| Registration plate lamp issues | 13 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Offside Steering rack gaiter split |2.2.D.2d| | 9 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Windscreen wiper blade insecure | 8 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Registration plate issues | 7 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Emissions not tested |7.0| | 7 |
| Rear brake binding | 7 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 6 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| rear brake recording little or no effort |3.7.B.5a| | 5 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Brake hose excessively deteriorated | 5 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Front brake application uneven | 4 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Steering column universal joint has excessive play |2.1.5| | 4 |
| Centre Exhaust system not adequately supported |7.1.1| | 4 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Rear Stop lamp emits other than a steady red light |1.2.1e| | 4 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Mechanical brake component has restricted free movement | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Brake load sensing valve linkage seized |3.6.E.3| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Horn not working |1.6.2a| | 3 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Rear Stop lamp emits other than a steady red light |1.2.1e| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 2 |
| Windscreen has damage | 2 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Brake hose damaged | 2 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 2 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Rear Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 2 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Front An item not tested |Manual| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Front suspension locking device ineffective |2.5.A.4| | 1 |
| Rear Exhaust mounting missing |7.1.1b| | 1 |
| Nearside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Shock absorber detached |2.7.2b| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Rear brake application uneven | 1 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Centre Rear Statutory seat belt missing |5.1.1| | 1 |
| Lower Steering column universal joint has excessive play |2.1.5| | 1 |
| Rear Exhaust has a major leak of exhaust gases pipe |6.1.2 |a|| | 1 |
| Offside Front Brake pipe twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Offside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings sill |6.1.B.2| | 1 |
| Offside Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings sill |6.1.B.2| | 1 |
| Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Steering system excessively rough |2.2.D.1| | 1 |
| Offside Front Steering locking device missing |2.2.C.1g| | 1 |
| Nearside Upper Stop lamp not working |1.2.1b| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Offside Driver`s seat insecure |6.2.A.1| | 1 |
| Nearside Front Fluid suspension unit totally deflated |2.4.D.1a| | 1 |
| Offside Front Fluid suspension unit totally deflated |2.4.D.1a| | 1 |
| Offside Inner Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Inner Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear reflector excessively damaged so that its function is impaired |1.5.1c| | 1 |
| Offside Rear Direction indicator incomplete |1.5.A1b| | 1 |
| Offside Rear fog lamp insecure |1.3.2a| | 1 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Steering rack damaged and unserviceable |2.2.C.1d| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Exhaust has a part missing |7.1.1a| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front Lower Steering component mounting prescribed area is excessively corroded Drivers footwell (2.1.2 (e) (i)) | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Upper Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Front Intermediate drop arm deformed and unserviceable |2.2.C.1d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Steering column shaft has excessive end float |2.1.3| | 1 |
| Offside Outer Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Inner Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Rear Macpherson strut worn and seriously weakened |2.4.G.2| | 1 |
| Offside Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear fog lamp tell tale missing |1.3.1b| | 1 |
| Nearside Brake hose twisted |3.6.B.4c| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Nearside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Outer Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded inner sill |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded inner sill |2.4.A.3| | 1 |
| Nearside Front Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Centre Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 1 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Rear Body or chassis has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Steering retaining device missing |2.2.C.1g| | 1 |
| Offside Front Steering retaining device missing |2.2.C.1g| | 1 |
| Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Front Front position lamp|s| not working |1.1.A.3b| | 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 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Outer Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Coil spring mounting corroded and seriously weakened |2.4.C.3c| | 1 |
| Nearside Rear rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front brake caliper leaking |3.6.A.1| | 1 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Nearside Headlamp aim beam image too far to the right |1.6.B4| | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting worn and its strength is seriously reduced |2.4.G.1| | 1 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Rear Seat belt insecurely fixed to the seat |5.2.1a| | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 1 |
| Tailgate cannot be secured in the closed position |6.4.1| | 1 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Outer Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Outer Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Front Upper Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear fog lamp obscured more than 50% |1.3.2c| | 1 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 1 |