| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Windscreen wiper does not clear the windscreen effectively | 6 |
| Rear brake binding | 5 |
| Brakes imbalanced across an axle | 5 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Registration plate issues | 4 |
| Brake hose has insufficient room to move | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Battery insecure |1.9.1| | 3 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Registration plate lamp issues | 2 |
| Horn not working |1.6.2a| | 2 |
| All position lamps not working |1.1.A.3b| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Rear reflector missing |1.5.1a| | 2 |
| Offside Rear reflector missing |1.5.1a| | 2 |
| Nearside Front Side repeater not working |1.4.A.2c| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Offside Rear Brake lever has restricted free movement |3.5.1k| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 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 Outer Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Nearside Rear Inner Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Offside Rear Inner Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Offside Rear Outer Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 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 Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Suspension arm attachment bracket/mounting insecure and impairing directional stability (5.3.3 (a) (ii)) | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Front passenger seat insecure |6.2.3| | 1 |
| Nearside Rear wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Steering column universal joint insecure |2.1.5| | 1 |
| Offside Rear Service brake grabbing severely |3.7.C.2| | 1 |
| Offside rear brake grabbing severely |3.7.A.5b| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Offside Track rod end loose |2.2.B.1d| | 1 |
| Offside Front Lower Front suspension has a suspension upper ball joint securing nut loose |2.5.B.1a| | 1 |
| Offside Front Lower Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Electrical wiring inadequately supported wiring to horn and bare connector exposed |1.9.2a| | 1 |
| Nearside Rear rear brake excessively fluctuating |3.7.B.3| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Windscreen washer not working | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Body insecure and dangerous to other road users rear number plate holder |6.1.B.1b| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Steering system excessively tight |2.2.D.1| | 1 |
| Offside Engine mounting fractured (6.1.8 (a) (ii)) | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Fuel pipe leaking at front carb |7.2.3| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Brake performance not tested due to bind nearside front |3.7.A.1| | 1 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Nearside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Offside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Steering pivot point has excessive play lower steering column universal joint loose |2.2.B.1g| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Headlamp aim beam image too far to the left |1.6.B4| | 1 |
| Offside Rear rear brake grabbing severely |3.7.A.5b| | 1 |
| Front Engine mounting bracket damaged or deteriorated resulting in excessive movement both sides |6.1.8 |a| |i|| | 1 |
| Nearside Rear Brake hose excessively damaged |1.1.12 |b| |ii|| | 1 |
| An item not tested |Manual| | 1 |
| Offside Front Steering rack insecure |2.2.B.1a| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Offside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Steering locking device insecure |2.2.C.1g| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Nearside Headlamp has a product on the light source so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp has a product on the light source so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Braking system leaking |3.6.A.1| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Parking (secondary brake) on a single line braking system imbalanced across an axle Axle 1 (1.3.1 (b) (i)) | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Front Front suspension has a suspension lower ball joint securing nut loose |2.5.B.1a| | 1 |
| Rear brake application uneven | 1 |
| Nearside Windscreen wiper blade missing |8.2.2| | 1 |
| Offside Windscreen wiper blade missing |8.2.2| | 1 |
| Nearside Front Service brake grabbing severely |3.7.C.2| | 1 |
| Nearside Rear Brake lever has restricted free movement |3.5.1k| | 1 |
| Fuel system component insecure |7.2.1| | 1 |
| Nearside Front Tie bar/rod insecure |2.4.G.1| | 1 |
| Offside Front Tie bar/rod insecure |2.4.G.1| | 1 |