| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 147 |
| Brakes imbalanced across an axle | 87 |
| Parking brake: efficiency below requirements |3.7.B.7| | 85 |
| Registration plate lamp issues | 79 |
| Rear parking brake recording little or no effort | 61 |
| Windscreen wiper does not clear the windscreen effectively | 55 |
| Horn not working |1.6.2a| | 51 |
| Service brake: efficiency below requirements |3.7.B.7| | 37 |
| Offside Stop lamp not working |1.2.1b| | 36 |
| Nearside Stop lamp not working |1.2.1b| | 34 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 25 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Front brake application uneven | 19 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 18 |
| Registration plate issues | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 16 |
| Stop lamp not working |1.2.1b| | 15 |
| Brake pipe excessively corroded | 15 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Brake hose has insufficient room to move | 11 |
| Indicator tell tale inoperative |1.4.A.2a| | 11 |
| Windscreen washer control missing |8.2.1a| | 11 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 10 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 9 |
| Rear brake binding | 9 |
| Offside Rear Braking system leaking |3.6.A.1| | 9 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Rear brake application uneven | 9 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 8 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Battery insecure |1.9.1| | 8 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Brake hose excessively deteriorated | 8 |
| Service brake: efficiency below requirements |3.7.C.1a| | 8 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 7 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Brake pedal spongy |3.3.B.1b| | 7 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 7 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 7 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 7 |
| Offside Windscreen wiper blade missing |8.2.2| | 7 |
| Nearside Rear Braking system leaking |3.6.A.1| | 7 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Indicator switch insecure |1.4.A.1| | 6 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 6 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Steering column top mounting bracket insecure |2.1.2d| | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Windscreen washer not working | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 5 |
| Offside Windscreen wiper not operating automatically when switched on |8.2.1b| | 5 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 5 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 5 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 5 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 5 |
| Nearside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 5 |
| Brake hose damaged | 5 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Direction indicators not working |1.4.A.2c| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Indicator switch faulty |1.4.A.1| | 4 |
| Nearside Battery insecure |1.9.1| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Windscreen wiper not operating automatically when switched on |8.2.1b| | 4 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 4 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Offside Front Steering locking device missing |2.2.C.1g| | 4 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 4 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 4 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 4 |
| Centre Steering pivot point has excessive play |2.2.B.1g| | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 4 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Service brake is causing the steering wheel to severely pull one way |3.7.C.2| | 4 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Steering box insecure |2.2.B.1a| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Offside Battery insecure |1.9.1| | 3 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Offside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 3 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 3 |
| Offside Rear Shock absorber insecure |2.7.2b| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 3 |
| Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Nearside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 3 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 3 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 3 |
| Brake master cylinder leaking hydraulic fluid |3.6.G.1f| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Front Lower Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Steering system excessively tight |2.2.D.1| | 3 |
| Offside Rear Vehicle structure is damaged, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Front passenger seat insecure |6.2.3| | 3 |
| Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 3 |
| Front Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Shock absorber insecure |2.7.2b| | 3 |
| Offside Front Shock absorber insecure |2.7.2b| | 3 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 3 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 3 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 3 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 3 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front Direction indicator not working |1.4.A.2c| | 3 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 3 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 3 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| 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| | 3 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 2 |
| Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Steering system fouling |2.2.D.2a| | 2 |
| Offside Front Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Braking system leaking |3.6.A.1| | 2 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 2 |
| Nearside Inner Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 2 |
| Offside Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 2 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 2 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 2 |
| Nearside Lower Front suspension has excessive movement at a suspension ball joint |2.5.A.1c| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Nearside Front Anti-roll bar attachment bracket inappropriately repaired |2.4.A.2| | 2 |
| Offside Front Anti-roll bar attachment bracket inappropriately repaired |2.4.A.2| | 2 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 2 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 2 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Front Steering locking device missing |2.2.C.1g| | 2 |
| Brake pipe inadequately supported |3.6.B.1| | 2 |
| Offside Front Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Drag link end loose |2.2.B.1d| | 2 |
| Offside Front Brake pipe inadequately supported |3.6.B.1| | 2 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 2 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 2 |
| Nearside Passenger`s seat insecure |6.2.A.1| | 2 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 2 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b| | 2 |
| Nearside Windscreen wiper blade missing |8.2.2| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Inner Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Front Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Front Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Offside Steering system fouling |2.2.D.2a| | 2 |
| Offside 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 Lower Shock absorber insecure |2.7.2b| | 2 |
| Offside Front Lower Shock absorber insecure |2.7.2b| | 2 |
| Offside Front Lower Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| front brakes release unevenly |3.7.B.4| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Nearside Rear Battery insecure |1.9.1| | 2 |
| Nearside Front Upper Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Upper Ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Windscreen wiper blade missing |8.2.2| | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Steering wheel weakened by cracks |2.1.1| | 2 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Steering damper damaged and unserviceable |2.2.C.1d| | 2 |
| Parking brake: efficiency below requirements |3.7.D.4| | 2 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Front Steering pivot point has excessive play |2.2.B.1g| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 2 |
| Offside Rear Suspension component mounting prescribed area is fractured |2.4.A.3| | 2 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 2 |