| Most common failures | No# failures |
|---|
| Service brake: efficiency below requirements |3.7.C.1a| | 12 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 10 |
| Offside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 4 |
| Nearside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Horn not working |1.6.2a| | 4 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Registration plate lamp issues | 3 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 3 |
| Brakes imbalanced across an axle | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 2 |
| Headlamp aim out of alignment | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Rear brake application uneven | 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 brake recording little or no effort |3.7.B.5a| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Rear brake binding | 2 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Ball joint has excessive play |2.2.B.1f| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear brake drum insecure |3.5.1i| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Brake clevis joint locking device missing |3.5.1l| | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 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 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Front Road wheel spoke excessively loose |4.2.A.1b| | 1 |
| Offside Rear Road wheel spoke excessively loose |4.2.A.1b| | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Front Headlamp not working on main beam |1.7.5a| | 1 |
| Steering wheel locking device insecure |2.1.6| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Offside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Nearside Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Front Leaf spring to axle securing nut insecure |2.4.B.7b| | 1 |
| Front Tie bar/rod locating pin insecure |2.4.G.3a| | 1 |
| Offside Front Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Centre Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 1 |
| Nearside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 1 |
| Steering box has relative movement to chassis/bodywork |2.1.2 |a| |ii|| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Centre Front Brake pedal actuating linkage has excessive wear in the eye of the stationary pin |3.3.A.1g| | 1 |
| Centre Front Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Offside Track rod end loose |2.2.B.1d| | 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 Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear 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, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Rear Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Offside Rear Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 1 |
| Nearside Front Torque/reaction arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Rear Torque/reaction arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Upper Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Offside Brake actuating linkage mounting prescribed area is excessively corroded |3.3.A.2| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Front brake application uneven | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Brake pedal actuating lever has abnormal movement indicating excessive wear |3.3.A.1h| | 1 |
| Offside Rear Suspension has inadequate clearance with the chassis |2.4.A.1a| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |