| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Brakes imbalanced across an axle | 23 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 19 |
| Registration plate issues | 15 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 12 |
| Rear brake binding | 8 |
| Nearside Front front brake binding |3.7.B.1| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Registration plate lamp issues | 6 |
| Rear brake application uneven | 6 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Offside front brake binding |3.7.B.1| | 4 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Front brake application uneven | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Nearside Rear front brake binding |3.7.B.1| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Fuel tank leaking |7.2.3| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Parking brake lever releases when knocked |3.1.6a| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Brake hose damaged | 2 |
| Offside Front Brake hose stretched |found during steering lock to lock check| |2.2.D.2b| | 2 |
| Nearside Front Fluid suspension unit leaking |2.4.D.2| | 2 |
| Offside Front Fluid suspension unit leaking |2.4.D.2| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 2 |
| Horn not working |1.6.2a| | 2 |
| Nearside Exhaust system not adequately supported |7.1.1| | 2 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 2 |
| Parking (secondary brake) on a single line braking system imbalanced across an axle Axle 1 (1.3.1 (b) (i)) | 2 |
| Windscreen washer not working | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Rear front brake binding |3.7.B.1| | 1 |
| Front Service brake application uneven across the axle |3.7.D.2b| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear fog lamp flickers when tapped lightly by hand |1.1.6d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Emissions not tested |7.0| | 1 |
| Rear Stop lamp|s| remains on when the brakes are released |4.3.2 |a| |iii|| | 1 |
| Brake fluid contaminated |1.8 |a|| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 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 |
| Nearside Front 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 Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |
| Nearside Outer 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 Outer Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Wheel insecure |4.2.A.1c| | 1 |
| Offside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Front Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Outer Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt steering box drop arm ball joint dust cover
|2.2.C.1c| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Front Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Front Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Hazard warning switch missing |1.4.B.1d| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Brake pipe excessively corroded | 1 |
| Nearside Front front brake juddering severely |3.7.A.2b| | 1 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside Rear An item not tested |Manual| | 1 |
| Offside Brake master cylinder/servo mounting prescribed area is excessively corroded O/S Valance and bulkhead corroded, leaving a large hole in both |3.6.C.3| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Exhaust emissions carbon monoxide content excessive 8.08% |3.5% max| |7.3.B.1a| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Brake pedal anti-slip provision loose |1.1.2 |c|| | 1 |
| Nearside Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |1.1.6 |d|| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 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 Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Rear Fuel tank leaking |7.2.3| | 1 |
| Offside Rear Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Nearside Front brake disc has restricted free movement |3.5.1j| | 1 |
| Offside Front brake disc has restricted free movement |3.5.1j| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside 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 Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Road wheel fitment excessively worn between the wheel and hub spigot mounting. |4.2.B.5| | 1 |
| Nearside Rear Wheel fitment excessively worn between the wheel and hub spigot mounting |4.2.B.5| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Nearside Windscreen wiper blade missing |8.2.2| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Horn not a continuous or uniform sound klaxon fitted, |1.6.2e| | 1 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Outer Front Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Outer Front Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Axle king pin so loose it is likely to affect directional stability |5.1.2 |d| |ii|| | 1 |
| Offside Front Axle king pin so loose it is likely to affect directional stability |5.1.2 |d| |ii|| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Front Stub axle has excessive vertical movement between stub axle and axle beam (5.1.2 (c) (i)) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Offside Fuel pipe leaking inside box section (6.1.3 (b) (i)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 1 |
| Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Nearside Front Lower Suspension component pin or bush excessively worn Trunnion (5.3.4 (a) (i)) | 1 |
| Nearside Rear Road wheel fixing loose (5.2.1 (a) (i)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Parking brake lever is not capable of being maintained in operation by direct mechanical action only (1.1.6 (f)) | 1 |
| Nearside Front Brake hose porous (1.1.12 (e)) | 1 |
| Offside Rear Brake hose porous (1.1.12 (e)) | 1 |
| Nearside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.1 (c) (ii)) | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Rear fog lamp obviously incorrectly positioned (4.5.4 (a)) | 1 |
| Fuel hose leaking Pump to Carb (6.1.3 (b) (i)) | 1 |
| Nearside Rear Brake drum contaminated (1.1.14 (b)) | 1 |
| Brake pedal anti-slip provision loose (1.1.2 (c)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Fuel tank leaking (6.1.3 (b) (i)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Offside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Steering column top bearing excessively worn (2.2.2 (b)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |