| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 100 |
| Brake pipe excessively corroded | 50 |
| Brake hose excessively deteriorated | 48 |
| Windscreen wiper does not clear the windscreen effectively | 44 |
| Parking brake: efficiency below requirements |3.7.B.7| | 37 |
| Registration plate issues | 23 |
| Service brake: efficiency below requirements |3.7.B.7| | 22 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 20 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Registration plate lamp issues | 19 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 18 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Brakes imbalanced across an axle | 17 |
| Battery insecure |1.9.1| | 16 |
| Horn not working |1.6.2a| | 12 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 11 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Rear parking brake recording little or no effort | 9 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 6 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 6 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 5 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Windscreen washer not working | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Headlamp insecure |1.7.3| | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Brake pedal spongy |3.3.B.1b| | 4 |
| Rear brake binding | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Nearside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear coil spring cracked |2.4.C.1a| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Headlamp insecure |1.7.3| | 3 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Brake pedal has no servo assistance |3.3.B.2| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Front brake application uneven | 3 |
| Brake hose damaged | 3 |
| Steering box insecure |2.2.B.1a| | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 3 |
| Offside Front Macpherson strut corroded and seriously weakened |2.4.G.1| | 3 |
| Exhaust emits dense blue smoke at idle |7.3.A.2b| | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Emissions not tested |7.0| | 3 |
| Nearside Front Macpherson strut corroded and seriously weakened |2.4.G.1| | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 3 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Fuel pipe leaking |7.2.3| | 2 |
| Rear brake application uneven | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside front brake juddering severely |3.7.A.2b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Headlamp insecure |1.7.3| | 2 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| 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| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Windscreen wiper not operating automatically when switched on (8.2.1b) | 2 |
| Parking brake: efficiency below requirements (3.7.B.7) | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Nearside Rear coil spring broken |2.4.C.1a| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 2 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Front Horn not working |1.6.2a| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| front brake binding |3.7.B.1| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 2 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.B.1| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Inner Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear coil spring fractured |2.4.C.1a| | 2 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Outer Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |