| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 82 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 49 |
| Parking brake: efficiency below requirements |3.7.B.7| | 45 |
| Windscreen wiper does not clear the windscreen effectively | 40 |
| Registration plate lamp issues | 36 |
| Horn not working |1.6.2a| | 30 |
| Registration plate issues | 30 |
| Brakes imbalanced across an axle | 24 |
| Brake pipe excessively corroded | 23 |
| Windscreen washer not working | 18 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 17 |
| Brake hose excessively deteriorated | 17 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Rear parking brake recording little or no effort | 16 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Rear brake binding | 14 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 13 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Offside Stop lamp not working |1.2.1b| | 11 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Battery insecure |1.9.1| | 11 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 8 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 8 |
| Service brake: efficiency below requirements |3.7.B.7| | 8 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Rear brake application uneven | 6 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 6 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 5 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 4 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Brake pedal spongy |3.3.B.1b| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Direction indicators not working |1.4.A.2c| | 3 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 3 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 3 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 3 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 3 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.A.3| | 3 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 3 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Emissions not tested |7.0| | 3 |
| Offside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Steering wheel retaining device insecure |2.1.6| | 3 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 3 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Inner Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Inner Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Fuel hose leaking |7.2.3| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen wiper blade insecure | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| 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 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Front Lower Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Outer Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Steering column top mounting bracket insecure |2.1.2d| | 2 |
| Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 2 |
| Offside Rear Drive shaft which forms part of the suspension coupling gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Battery insecure |1.9.1| | 2 |
| Nearside Front Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Parking |secondary brake| on a single line braking system imbalanced across an axle Axle 1 |1.3.1 |b| |i|| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Centre Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Centre Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill |5.3.6 |a| |i|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 2 |
| Offside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 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 Rear wheel bearing has excessive play |2.6.2| | 2 |
| Horn sounds harsh or grating |1.6.2e| | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Front Anti-roll bar attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1| | 2 |
| Nearside Rear Battery insecure |1.9.1| | 2 |
| Offside Rear Battery insecure |1.9.1| | 2 |
| Offside Rear Brake hose bulging under pressure |3.6.B.3| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 2 |
| Nearside Inner Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |