| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 98 |
| Brakes imbalanced across an axle | 77 |
| Windscreen wiper does not clear the windscreen effectively | 62 |
| Nearside Stop lamp not working |1.2.1b| | 35 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 35 |
| Horn not working |1.6.2a| | 33 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 32 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 30 |
| Registration plate lamp issues | 29 |
| Offside Stop lamp not working |1.2.1b| | 29 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 28 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 27 |
| Rear brake binding | 26 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 25 |
| Parking brake lever has no reserve travel |3.1.6b| | 21 |
| Service brake: efficiency below requirements |3.7.B.7| | 20 |
| Service brake: efficiency below requirements |3.7.C.1a| | 20 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Nearside Headlamp not working on main beam |1.7.5a| | 19 |
| Offside Headlamp not working on main beam |1.7.5a| | 18 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 17 |
| Brake hose excessively deteriorated | 17 |
| Offside Front Direction indicator not working |1.4.A.2c| | 16 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Fuel system component leaking |7.2.3| | 14 |
| Direction indicators not working |1.4.A.2c| | 14 |
| Rear Exhaust system not adequately supported |7.1.1| | 14 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Steering box insecure |2.2.B.1a| | 13 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Front brake application uneven | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 11 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 10 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 10 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 10 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 10 |
| Nearside front brake binding |3.7.B.1| | 10 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Stop lamp not working |1.2.1b| | 10 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 9 |
| Battery insecure |1.9.1| | 9 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Exhaust system not adequately supported |7.1.1| | 9 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Brake pipe excessively corroded | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside front brake binding |3.7.B.1| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Brake pedal spongy |3.3.B.1b| | 7 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Windscreen washer not working | 7 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 7 |
| Indicator tell tale inoperative |1.4.A.2a| | 7 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 7 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 6 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 6 |
| Rear brake application uneven | 6 |
| Registration plate issues | 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 Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 6 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 6 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 6 |
| Nearside Rear reflector missing |1.5.1a| | 6 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 6 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 6 |
| Brake pipe inadequately clipped |3.6.B.1| | 6 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 6 |
| Nearside Front front brake binding |3.7.B.1| | 6 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 5 |
| Driver`s seat insecure |6.2.A.1| | 5 |
| Intermediate drop arm insecure |2.2.B.1a| | 5 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 5 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 5 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Nearside Rear brake drum contaminated by oil |3.5.1h| | 5 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 5 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front front brake binding |3.7.B.1| | 5 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 4 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 4 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Nearside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 4 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Exhaust emits clearly visible black smoke during acceleration |7.4.A2| | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Offside Windscreen wiper blade missing |8.2.2| | 4 |
| Offside Rear reflector missing |1.5.1a| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 4 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 4 |
| Centre Exhaust system not adequately supported |7.1.1| | 4 |
| Offside Headlamp insecure |1.7.3| | 4 |
| Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Offside Front Suspension spring mounting prescribed area is fractured |2.4.A.3| | 4 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 3 |
| Steering wheel retaining device insecure |2.1.6| | 3 |
| Offside Front Statutory seat belt missing |5.1.1| | 3 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 3 |
| Front Headlamp not working on main beam |1.7.5a| | 3 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 3 |
| Nearside Front Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 3 |
| Offside Rear Rear reflector missing |1.5.1a| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Rear Brake pipe inadequately supported |3.6.B.1| | 3 |
| Fuel tank leaking |7.2.3| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Driver`s seat cannot be secured in the upright position. |6.2.A.2| | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 3 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Parking brake: efficiency below requirements |3.7.D.4| | 3 |
| Offside Statutory seat belt missing |5.1.1| | 3 |
| Nearside Statutory seat belt missing |5.1.1| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 3 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 3 |
| Offside Front Service brake grabbing severely |3.7.C.2| | 3 |
| Parking brake lever ratchet mechanism is excessively worn |3.1.5| | 3 |
| All position lamps not working |1.1.A.3b| | 3 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 3 |
| Service brake is causing the steering wheel to severely pull one way |3.7.C.2| | 3 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 3 |
| Nearside Front Axle swivel joint has excessive play |2.5.A.3b| | 3 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Seat belt affected by an insecure seat fixing |5.2.1b| | 2 |
| Offside Front Seat belt affected by an insecure seat fixing |5.2.1b| | 2 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 2 |
| Offside Front Leaf spring to axle securing nut insecure |2.4.B.7b| | 2 |
| Nearside Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 2 |
| Offside Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 2 |
| Headlamp switch faulty |1.7.1| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Intermediate drop arm insecure |2.2.B.1a| | 2 |
| Headlamp not working on dipped beam both |1.7.5a| | 2 |
| Front Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 2 |
| Nearside Front Statutory seat belt missing |5.1.1| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Main beam `tell-tale` not working |1.7.4c| | 2 |
| Fuel cap/sealing device missing |7.2.4a| | 2 |
| Front brake excessively fluctuating | 2 |
| Rear Rear reflector missing |1.5.1a| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Nearside Front Leaf spring fractured |2.4.B.1a| | 2 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 2 |
| Centre Exhaust mounting missing |7.1.1b| | 2 |
| Rear Exhaust has a part missing |7.1.1a| | 2 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Front Headlamp insecure |1.7.3| | 2 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 2 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Nearside Rear Leaf spring shackle bracket loose |2.4.B.6a| | 2 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 2 |
| Steering wheel weakened by fractures |2.1.1| | 2 |
| Steering system excessively tight |2.2.D.1| | 2 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Indicator switch insecure |1.4.A.1| | 2 |
| Front passenger seat cannot be secured in the upright position. |6.2.4| | 2 |
| Nearside Front Shock absorber insecure |2.7.2b| | 2 |
| Speedometer clearly inoperative |6.7.2| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Service brake: efficiency below requirements |3.7.D.4| | 2 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Offside Front All position lamps not working |1.1.A.3b| | 2 |
| Nearside Front Wheel stud|s| missing |4.2.A.1e| | 2 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 2 |
| Steering box has a significant oil leak |2.2.D.2e| | 2 |
| Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Rear Drive shaft uj which forms part of the suspension has excessive play in a universal joint |2.4.G.4b| | 2 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Front Service brake grabbing severely |3.7.C.2| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Track rod end loose |2.2.B.1d| | 2 |
| Driver`s door does not latch securely closed |6.2.B.1a| | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Fuel system component leaking (6.1.3 (b) (i)) | 2 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 2 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Offside Front Service brake lagging in operation (1.2.1 (d)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Rear Leaf spring deteriorated and seriously weakened |2.4.B.1a| | 2 |
| Offside front brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 2 |
| Statutory seat belt missing |5.1.1| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Nearside 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 Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 2 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 2 |
| Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Front Brake pipe inadequately supported |3.6.B.1| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 2 |
| Nearside Front Wheel nut|s| loose |4.2.A.1e| | 2 |
| Exhaust emits excessive dense blue smoke during acceleration |7.4.A2| | 2 |
| Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear Rear reflector missing |1.5.1a| | 2 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Offside Rear Wheel stud|s| missing |4.2.A.1e| | 2 |
| Nearside Front Leaf spring anchor bracket corroded and seriously weakened |2.4.B.6d| | 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 Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Panhard rod has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 2 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Exhaust emits dense blue smoke at idle |7.4.A.1| | 2 |
| Offside Front Upper Axle swivel joint has excessive play |2.5.A.3b| | 2 |
| Nearside Body has a projection caused by damage |6.1.C.1| | 2 |
| Offside Obligatory mirror insecure |8.1.1| | 2 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 2 |
| Front Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Offside Headlamp adversely affected by the operation of another lamp |1.7.5c| | 2 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Front An item not tested |Manual| | 2 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 2 |
| Nearside Front Suspension spring mounting prescribed area is fractured |2.4.A.3| | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |