| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 32 |
| Parking brake: efficiency below requirements |3.7.B.7| | 15 |
| Windscreen wiper does not clear the windscreen effectively | 12 |
| Brake pipe excessively corroded | 11 |
| Registration plate lamp issues | 10 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 10 |
| Rear brake application uneven | 10 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 6 |
| Horn not working |1.6.2a| | 6 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Brake hose excessively deteriorated | 5 |
| Brakes imbalanced across an axle | 5 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 5 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Offside Steering pivot point has excessive play |2.2.B.1g| | 4 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Offside Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Emissions not tested |7.0| | 4 |
| Registration plate issues | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 4 |
| Offside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Windscreen has damage | 3 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Front Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Fuel system component insecure |7.2.1| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Towbar component excessively corroded |6.6.1| | 2 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Rear brake binding | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Headlamp aim beam image too far to the left |1.6.B4| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Offside Rear Direction indicator incomplete |1.5.A1b| | 2 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Rear Suspension spring mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Offside Rear Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Brake actuating linkage mounting prescribed area is excessively corroded |3.3.A.2| | 1 |
| Offside Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Leaf spring anchor bracket corroded and seriously weakened |2.4.B.6d| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Front Brake actuating linkage mounting prescribed area is excessively corroded |3.3.A.2| | 1 |
| Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 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 brake disc excessively scored |3.5.1h| | 1 |
| Offside Front brake disc excessively scored |3.5.1h| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Nearside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 1 |
| Offside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Nearside Front Axle has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Offside Front Axle has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Nearside Statutory seat belt missing |5.1.1| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Vehicle structure has a modification which adversely affects braking or steering |6.1.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.D.4| | 1 |
| Parking brake: efficiency below requirements |3.7.D.4| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Rear reflector missing |1.5.1a| | 1 |
| Offside Front Body has a projection caused by corrosion |6.1.C.1| | 1 |
| Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Lower Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 1 |
| Offside Lower Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 1 |
| Nearside Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Offside Rear Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Rear Rear position lamp|s| obviously incorrectly positioned |1.1.A.3a| | 1 |
| Offside Rear Rear position lamp|s| obviously incorrectly positioned |1.1.A.3a| | 1 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Hazard warning lamps operated by more than one switch |1.4.B.1c| | 1 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Power steering component|s| leaking from a failed seal |2.3.3b| | 1 |
| Nearside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Lower Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Steering system fouling |2.2.D.2a| | 1 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is fractured |2.4.A.3| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Parking brake lever is fouling adjacent parts of the vehicle |3.1.6b| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Offside Front Wheel stud|s| missing |4.2.A.1e| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Centre Brake cable has restricted free movement |3.5.1k| | 1 |
| Centre Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Front suspension has excessive movement at a suspension ball joint |2.5.A.1c| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Inner Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Nearside Front Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Rear position lamp|s| incomplete |1.1.4a| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 1 |