| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 20 |
| Service brake: efficiency below requirements |3.7.C.1a| | 13 |
| Nearside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 11 |
| Offside Semaphore indicator arm does not extend smoothly |1.4.C.1a| | 10 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 8 |
| Service brake: efficiency below requirements |3.7.B.7| | 8 |
| Nearside Stop lamp not working |1.2.1b| | 8 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Registration plate lamp issues | 7 |
| Horn not working |1.6.2a| | 7 |
| Rear parking brake recording little or no effort | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 5 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 5 |
| Stop lamp not working |1.2.1b| | 5 |
| Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Headlamp not working on main beam |1.7.5a| | 5 |
| Brakes imbalanced across an axle | 5 |
| Nearside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Brake performance not tested |3.7.A.1| | 4 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 4 |
| Fuel system component leaking |7.2.3| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Rear Road wheel spoke excessively loose |4.2.A.1b| | 3 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 3 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 3 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Headlamp flickers when tapped lightly by hand |1.2.4c| | 2 |
| Driver`s seat insecure |6.2.A.1| | 2 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Steering box insecure |2.2.B.1a| | 2 |
| Offside Rear Suspension component mounting prescribed area is fractured |2.4.A.3| | 2 |
| Headlamp not working on dipped beam |1.7.5a| | 2 |
| Headlamp not working on main beam |1.7.5a| | 2 |
| Fuel pipe union leaking |7.2.3| | 2 |
| Nearside Semaphore indicator arm arm does not show an amber light to the rear |1.4.C.1b| | 2 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Offside Semaphore indicator arm arm does not show an amber light to the front |1.4.C.1b| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| 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 Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Ball joint has excessive play |2.2.B.1f| | 1 |
| Front Indicator tell tale missing |1.4.A.2a| | 1 |
| Front Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Offside Front Upper Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Lower Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b| | 1 |
| Direction indicators missing |1.4.A.2b| | 1 |
| Drag link end ball pin shank loose |2.2.B.1c| | 1 |
| Offside Rear Valve stem seriously misaligned |4.1.D.1e| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Rear Brake pedal actuating cable wires broken and cable significantly weakened |3.3.A.1f| | 1 |
| Brake linkage has restricted free movement |3.5.1k| | 1 |
| Front Leaf spring fractured |2.4.B.1a| | 1 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 1 |
| Offside Rear Suspension arm attachment bracket/mounting insecure link bracket (5.3.3 (a) (i)) | 1 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Nearside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Road wheel spoke excessively loose |4.2.A.1b| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Fuel tank leaking |6.1.3 |b| |i|| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Service brake application uneven across the axle |3.7.D.2b| | 1 |
| Nearside Rear front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 1 |
| Offside Front Lower Leaf spring shackle pin excessively loose in its bracket |2.4.B.3a| | 1 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Centre Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Front Leaf spring anchor bracket loose |2.4.B.6a| | 1 |
| Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Driver`s door does not latch securely closed |6.2.B.1a| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Brake linkage has abnormal movement of levers indicating maladjustment |3.5.1f| | 1 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Drag link end ball pin shank loose |2.2.B.1c| | 1 |
| Offside Front Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Steering system fouling |2.2.D.2a| | 1 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 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 |
| Tie bar/rod attachment bracket/mounting worn and its strength is seriously reduced |2.4.G.1| | 1 |
| Front Brake linkage locking device missing |3.5.1l| | 1 |
| Nearside Rear Leaf spring has excessive side play at eye |shackle| |2.4.B.4| | 1 |
| Offside Rear Leaf spring has excessive side play at eye |shackle| |2.4.B.4| | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Offside Torsion bar attachment bracket loose |2.4.E.4a| | 1 |
| Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Exhaust mounting missing |7.1.1b| | 1 |
| Registration plate issues | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Semaphore indicator tell tale not working correctly |1.4.C.2| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Nearside Front Shock absorber insecure |2.7.2b| | 1 |
| Offside Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Offside Drag link end loose |2.2.B.1d| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Parking brake lever releases when knocked |3.1.6a| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Tie bar/rod fractured |2.4.G.1| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Semaphore indicator arm does not retract smoothly |1.4.C.1a| | 1 |
| Offside Semaphore indicator arm does not retract smoothly |1.4.C.1a| | 1 |
| Brake pedal anti-slip provision loose |3.3.A.1b| | 1 |
| Offside Front Steering rack insecure |2.2.B.1a| | 1 |
| Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Brake cable locking device insecure |3.5.1l| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Centre Brake pedal has excessive side movement indicating a badly worn bearing or pivot |3.3.A.1d| | 1 |
| Offside Front Lower Steering locking device missing |2.2.C.1g| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Offside Headlamp flickers when tapped lightly by hand |1.2.4c| | 1 |
| Fuel pipe leaking |7.2.3| | 1 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Rear Brake clevis joint locking device missing |3.5.1l| | 1 |
| Nearside Front front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Rear reflector not red in colour |1.5.1d| | 1 |
| Offside 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 |
| Nearside Rear Lower Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Upper Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Offside Front Upper Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Nearside Rear Lower Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Rear Lower Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Front Upper Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Valve stem seriously misaligned |4.1.D.1e| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Road wheel spoke missing |4.2.A.1b| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Offside Brake rod locking device insecure |3.5.1l| | 1 |
| Front Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Offside Rear Shock absorber insecure |2.7.2b| | 1 |
| Front brake application uneven | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |