| Most common failures | No# failures |
|---|
| Rear parking brake recording little or no effort | 19 |
| Brakes imbalanced across an axle | 18 |
| Parking brake: efficiency below requirements |3.7.B.7| | 18 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Horn not working |1.6.2a| | 9 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Rear brake binding | 7 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Headlamp not working on main beam |1.7.5a| | 6 |
| Headlamp aim out of alignment | 6 |
| Registration plate lamp issues | 6 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |
| Brake pipe excessively corroded | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Brake master cylinder leaking hydraulic fluid |3.6.G.1f| | 5 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Brake hose excessively deteriorated | 4 |
| Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 4 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Braking system leaking |3.6.A.1| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Rear Braking system leaking |3.6.A.1| | 2 |
| rear brake recording little or no effort |3.7.B.5a| | 2 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Brake actuating linkage mounting prescribed area is excessively corroded |3.3.A.2| | 2 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| 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| | 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 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Windscreen wiper blade missing |8.2.2| | 2 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Front brake application uneven | 2 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Brake hose has insufficient room to move | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Front Torque/reaction arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Steering wheel in a condition that hampers proper control |2.1.1| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Service brake is causing the vehicle to swerve to the nearside |3.7.C.2| | 1 |
| Offside Front Lower Steering locking device missing |2.2.C.1g| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 1 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Lower Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Offside Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 1 |
| Nearside Front Steering box deformed and unserviceable |2.2.C.1d| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Front passenger seat insecure |6.2.3| | 1 |
| Nearside Outer Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Outer Front Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Windscreen wiper control missing |8.2.1a| | 1 |
| Offside Windscreen wiper control missing |8.2.1a| | 1 |
| Windscreen wiper control is inaccessible to the driver |8.2.1a| | 1 |
| Windscreen washer control is inaccessible to the driver |8.2.1a| | 1 |
| Steering column shaft has excessive end float |2.1.3| | 1 |
| Mechanical brake component securing device missing |3.5.1i| | 1 |
| Offside Rear Parking brake not fitted on at least two wheels |3.1.1| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Parking brake lever is located so that it cannot be satisfactorily operated from the driver`s seat |3.1.3c| | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Rear Brake lining|s| insecure |3.5.1g| | 1 |
| Offside Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Rear Lower Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Windscreen wiper blade missing |8.2.2| | 1 |
| Windscreen wiper blade insecure | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Registration plate issues | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Vehicle structure has a fracture which adversely affects braking or steering |6.1.A.1| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Radius arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Drag link end loose |2.2.B.1d| | 1 |
| Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear brake application uneven | 1 |
| Nearside Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Lower Torque/reaction arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 1 |
| Nearside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Front Steering locking device missing |2.2.C.1g| | 1 |
| Nearside Front Steering locking device missing |2.2.C.1g| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Offside Front Steering system lock to lock check stretches a brake hose |2.2.D.2b| | 1 |
| Offside Front Steering system lock to lock check exposes a seriously damaged brake hose |2.2.D.2b| | 1 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Outer Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Centre Mechanical brake component locking device insecure |3.5.1l| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Service brake is causing the steering wheel to severely pull one way |3.7.C.2| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Front Trikes, quads or pre-68 vehicles, service brake imbalanced across an axle |3.7.B.5b| | 1 |
| Nearside Track rod end ball joint dust cover missing |2.2.C.1c| | 1 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Track rod end ball joint dust cover missing |2.2.C.1c| | 1 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Rear Parking brake lever ratchet mechanism is excessively worn |3.1.5| | 1 |
| Rear Parking brake lever releases when knocked |3.1.6a| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Offside Rear passenger door does not latch securely closed |6.2.B.1a| | 1 |
| Nearside Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Offside Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Offside Front Service brake grabbing severely |3.7.C.2| | 1 |