| Most common failures | No# failures |
|---|
| Brakes imbalanced across an axle | 32 |
| Headlamp aim out of alignment | 15 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Rear parking brake recording little or no effort | 12 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 9 |
| Brake hose excessively deteriorated | 9 |
| Registration plate issues | 8 |
| Rear brake application uneven | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Brake pipe excessively corroded | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Rear fog lamp tell tale not working |1.3.1b| | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Direction indicators not working |1.4.A.2c| | 5 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Hazard warning switch faulty |1.4.B.1d| | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Registration plate lamp issues | 4 |
| Horn not working |1.6.2a| | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Rear brake binding | 3 |
| Offside Front Wheel insecure |4.2.A.1c| | 3 |
| Nearside Front Wheel insecure |4.2.A.1c| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 3 |
| Brake pedal anti-slip provision missing (3.3.A.1b) | 3 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Braking system leaking |3.6.A.1| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Offside Rear Wheel insecure |4.2.A.1c| | 2 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 2 |
| Offside Rear Service brake lagging in operation |1.2.1 |d|| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 2 |
| Windscreen washer not working | 2 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Brake hose has insufficient room to move | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Nearside Front Road wheel fixing loose |5.2.1 |a| |i|| | 2 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Nearside Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Steering linkage fouling |2.1.4 |a|| | 1 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen |3.5 |a|| | 1 |
| Nearside Front front brake juddering severely |3.7.A.2b| | 1 |
| Offside Front front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Brake fluid warning lamp inoperative |3.6.G.2| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Brake hose twisted |3.6.B.4c| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Outer Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Tie bar/rod attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Front Tie bar/rod attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |
| Direction indicators adversely affected by the operation of another lamp Not working when headlamps on |1.4.A.2h| | 1 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Subframe mounting prescribed area is fractured |2.4.A.3| | 1 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Leaf spring splayed and fouling |2.4.B.1c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Stop lamp|s| not working with side lights on |4.3.1 |a| |ii|| | 1 |
| Nearside Front Suspension arm ball joint likely to become detached nut loose |5.3.4 |a| |ii|| | 1 |
| Offside Front Suspension arm ball joint likely to become detached nut loose |5.3.4 |a| |ii|| | 1 |
| Nearside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Offside brake disc contaminated by oil |3.5.1h| | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Offside Rear All position lamps adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Centre Front Hazard warning switch faulty |1.4.B.1d| | 1 |
| Offside Front Fuel system component leaking |7.2.3| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Nearside Front Rear fog lamp not working |1.3.2b| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Brake hose damaged | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Offside Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 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 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Fuel cap/sealing device component leaking middle of vehicle |6.1.3 |b| |i|| | 1 |
| Indicator switch faulty |1.4.A.1| | 1 |
| Parking brake lever releases when knocked |3.1.6a| | 1 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Steering system excessively rough |2.1.1 |a|| | 1 |
| Offside Front Lower Suspension component mounting prescribed area is inadequately repaired Tie bar mounting to chassis |5.3.6 |a| |i|| | 1 |
| Offside Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Suspension component mounting prescribed area is fractured chassis |2.4.A.3| | 1 |
| Offside Front Steering component mounting prescribed area is fractured chassis |2.2.C.1h| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Exhaust system not adequately supported |7.1.1| | 1 |
| Front Wheel hub spigot mounting excessively worn |4.2.B.5| | 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 |
| Parking brake lever is impeded in its travel |3.1.6c| | 1 |
| Rear Brake pipe leaking from flexi to cylinder |3.6.A.1| | 1 |
| Nearside Front 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 |
| Centre Exhaust mounting missing |7.1.1b| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Offside Rear Service brake excessively fluctuating |1.2.1 |e|| | 1 |
| Nearside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Offside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Front Fuel system component leaking carb |7.2.3| | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Front brake application uneven | 1 |
| Nearside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Indicator switch insecure |1.4.A.1| | 1 |
| Offside Rear Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear fog lamp tell-tale not working |4.9.1 |a| |ii|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Obligatory mirror missing |3.3 |a|| | 1 |
| Offside Front Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Brake valve leaking such that brake functionality is affected |1.1.7 |d| |ii|| | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Nearside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Offside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear All position lamps not working |1.1.A.3b| | 1 |
| Offside Rear All position lamps not working |1.1.A.3b| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Rear fog lamp not working |1.3.2b| | 1 |
| Hazard warning switch faulty (1.4.B.1d) | 1 |
| Offside rear brake recording little or no effort (3.7.B.5a) | 1 |
| Parking brake: efficiency below requirements (3.7.B.7) | 1 |
| Exhaust system not adequately supported (7.1.1) | 1 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Offside Front Vehicle structure is fractured and structural rigidity is significantly reduced Axel to body mounting (6.1.1 (a) (i)) | 1 |
| Offside Front Inner Brake master cylinder/servo mounting prescribed area is excessively corroded Wing (1.1.21 (e) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Rear fog lamp not working (1.3.2b) | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering (2.5.A.3a) | 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 wheel bearing has excessive play (2.5.A.3c) | 1 |
| Nearside Front Seat belt locking mechanism does not secure or release (5.2.5a) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Braking system leaking (3.6.A.1) | 1 |
| Nearside Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Rear Fluid leaking continuously posing a serious risk to road safety axle oil/fluid coming out of brake drum (8.4.1 (a) (ii)) | 1 |
| Nearside Front Brake hose bulging under pressure (3.6.B.3) | 1 |
| Brake hydraulic reservoir fluid level below minimum level (3.6.G.1b) | 1 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Nearside Steering linkage ball joint ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Steering system excessively rough (2.1.1 (a)) | 1 |
| Exhaust emissions carbon monoxide content excessive slight adjustment to mixture screw at carburettor (8.2.1.2 (b)) | 1 |
| Nearside Position lamp not working front and rear (4.2.1 (a) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Nearside Front Electrical wiring likely to touch hot or rotating parts (4.11 (a) (iii)) | 1 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Front Service brake excessively binding both (1.2.1 (f)) | 1 |
| Rear Service brake excessively binding both (1.2.1 (f)) | 1 |
| Stop lamp(s) remains on when the brakes are released both (4.3.2 (a) (iii)) | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated will not stay engaged (1.1.6 (d)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 1 |
| Nearside Front Position lamp not working Wing mounted (4.2.1 (a) (ii)) | 1 |
| Offside Front Position lamp not working In headlamp (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |