| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 31 |
| Windscreen wiper does not clear the windscreen effectively | 27 |
| Service brake: efficiency below requirements |3.7.B.7| | 19 |
| Registration plate lamp issues | 18 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 15 |
| Brakes imbalanced across an axle | 14 |
| Rear brake application uneven | 12 |
| Brake pipe excessively corroded | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 7 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Horn not working |1.6.2a| | 5 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 5 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 3 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Brake hose excessively deteriorated | 3 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Exhaust engine idle speed too high |7.3.A.2a| | 2 |
| Front brake application uneven | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Rear Brake cable insecure | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Registration plate issues | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Nearside Rear Upper Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Rear Air suspension has no suspension movement |2.4.D.5| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Fuel pipe leaking |7.2.3| | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 2 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Offside Rear Hazard warning lamps inoperative |1.4.B.1b| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Horn sounds harsh or grating |1.6.2e| | 1 |
| Offside Fuel pipe leaking |7.2.3| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Centre Seat belt flexible stalk deteriorated likely to lead to failure under load |5.2.4a| | 1 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Windscreen wiper blade insecure | 1 |
| Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Brake load sensing valve seized |3.6.E.3| | 1 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Brake fluid warning lamp inoperative |3.6.G.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Electrical wiring insecure |1.9.2a| | 1 |
| Offside Windscreen wiper blade missing |8.2.2| | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Nearside Front Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 1 |
| Offside Front Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 1 |
| Offside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Offside Headlamp does not operate immediately when selected on main beam |1.7.4a| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Power steering pump drive system defective |2.3.6| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Air suspension unit leaking |2.4.D.2| | 1 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Indicator switch insecure |1.4.A.1| | 1 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Battery insecure |1.9.1| | 1 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear Upper Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Battery insecure |1.9.1| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Front Statutory seat belt missing |5.1.1| | 1 |
| Rear Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Front Direction indicator not working side |1.4.A.2c| | 1 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt insecurely fixed to the seat |5.2.1a| | 1 |
| Offside Rear Lower Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside Rear Upper Seat belt affected by an insecure seat fixing |5.2.1b| | 1 |
| Offside Front Steering column movement between the shaft and steering wheel |2.1.2b| | 1 |
| Nearside Rear Lower Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Obligatory mirror missing |8.1.1| | 1 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Brake master cylinder insecurely mounted |3.6.G.1a| | 1 |
| Offside Front Power steering component|s| leaking from a failed seal |2.3.3b| | 1 |
| Nearside Front Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Nearside Front Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Brake pedal feels spongy with the vacuum fully depleted |3.3.C.2| | 1 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Upper Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Offside Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Suspension component mounting prescribed area is fractured |2.4.A.3| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Leaf spring has excessive side play at eye |shackle| |2.4.B.4| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Front Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Rear Fuel system component leaking |7.2.3| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp aim not tested |1.8.A.1c| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Rear Panhard rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear brake drum contaminated by brake fluid |3.5.1h| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Front Lower Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Exhaust has a part missing |7.1.1a| | 1 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Nearside Stub axle has excessive vertical movement between stub axle and axle beam |2.5.A.1a| | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |6.4.2c| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |6.4.2b| | 1 |
| Offside Rear Parking brake mechanism/associated mounting prescribed area is excessively corroded which significantly reduces the original strength |3.1.7| | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Centre Statutory seat belt missing |5.1.1| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Offside rear parking |secondary| brake grabbing severely |3.7.B.6b| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |
| Nearside Battery insecure |1.9.1| | 1 |
| Offside Battery insecure |1.9.1| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Centre Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Power steering component leaking (2.1.5 (a)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Leaf spring anchor bracket cracked |2.4.B.6b| | 1 |
| Power steering malfunctioning |2.1.5 |a|| | 1 |
| Power steering component leaking |2.1.5 |a|| | 1 |
| Steering column universal joint retaining device insecure |2.1.6| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Front Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Nearside Rear Lower Stop lamp not working |1.2.1b| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |