| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 118 |
| Registration plate lamp issues | 114 |
| Windscreen wiper does not clear the windscreen effectively | 85 |
| Registration plate issues | 39 |
| Brake pipe excessively corroded | 39 |
| Brakes imbalanced across an axle | 35 |
| Parking brake: efficiency below requirements |3.7.B.7| | 29 |
| Service brake: efficiency below requirements |3.7.B.7| | 27 |
| Nearside Stop lamp not working |1.2.1b| | 22 |
| Offside Rear fog lamp not working |1.3.2b| | 19 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Windscreen has damage | 17 |
| Rear brake application uneven | 15 |
| Exhaust system not adequately supported |7.1.1| | 14 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 14 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Centre Exhaust system not adequately supported |7.1.1| | 10 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Windscreen washer not working | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Steering system excessively tight |2.2.D.1| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 6 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Centre Seat belt locking mechanism does not secure or release |5.2.5a| | 6 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Emissions not tested |7.0| | 6 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Horn not working |1.6.2a| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Rear position lamp|s| insecure |1.1.A.3a| | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Brake hose excessively deteriorated | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Offside Steering pivot point has excessive play |2.2.B.1g| | 4 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Rear Exhaust has a part missing |7.1.1a| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Headlamp switch faulty |1.7.1| | 3 |
| Fuel tank leaking |7.2.3| | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| All position lamps not working |1.1.A.3b| | 3 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Rear Direction indicator excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 3 |
| Nearside Rear Direction indicator 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 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Offside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 3 |
| Exhaust has a part missing |7.1.1a| | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Trailer electrical socket damaged so that lead cannot be securely connected |1.9.3b| | 3 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Rear Direction indicator incomplete |1.5.A1b| | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Nearside Rear rear brake excessively fluctuating |3.7.B.3| | 3 |
| Indicator switch insecure |1.4.A.1| | 2 |
| Position lamp switch insecure |1.1.A.1| | 2 |
| Rear brake binding | 2 |
| Fuel tank leaking (6.1.3 (b) (i)) | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Stop lamp insecure |1.2.1a| | 2 |
| Offside All position lamps not working |1.1.A.3b| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Offside Rear Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Direction indicator excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Centre Statutory seat belt missing |5.1.1| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 2 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 2 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 2 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Fuel tank insecure |7.2.1| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear Shock absorbers has a serious fluid leak | 2 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Exhaust system insecure (6.1.2 (a)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Windscreen wiper blade insecure | 2 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 2 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 2 |
| Nearside Rear Wheel stud|s| missing |4.2.A.1e| | 2 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Statutory seat belt missing |5.1.1| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Steering system excessively rough |2.2.D.1| | 2 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 2 |
| Nearside Obligatory mirror insecure |8.1.1| | 2 |