| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Registration plate issues | 21 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 21 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 16 |
| Brakes imbalanced across an axle | 9 |
| Windscreen wiper does not clear the windscreen effectively | 9 |
| Offside Rear fog lamp not working |1.3.2b| | 9 |
| Registration plate lamp issues | 8 |
| Nearside Stop lamp not working |1.2.1b| | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Horn not working |1.6.2a| | 6 |
| Offside Steering rack gaiter split |2.2.D.2d| | 6 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 5 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Brake hose has insufficient room to move | 3 |
| Parking brake: efficiency below requirements |3.7.D.4| | 3 |
| Offside Front Side repeater missing |1.4.A.2b| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Nearside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Rear brake binding | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear Fuel hose leaking |7.2.3| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Headlamp light intensity severely reduced |4.1.4 |a|| | 1 |
| Offside Headlamp aim not tested |4.1.2 |b|| | 1 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Nearside Rear Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Front Headlamp insecure |1.7.3| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Front Side repeater missing |1.4.A.2b| | 1 |
| Exhaust engine idle speed too high |7.3.A.2a| | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Exhaust has a major leak of exhaust gases at exhaust manifold |7.1.2| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated wont lock. |3.1.3c| | 1 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Speedometer clearly inoperative |6.7.2| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Front Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Front Upper Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Upper Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Rear brake application uneven | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Front Lower Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Front Lower Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Rear Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Side repeater missing |1.4.A.2b| | 1 |
| Horn not a constant note |1.7.1e| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Rear Exhaust mounting missing |7.1.1b| | 1 |
| Nearside Front An item not tested |Manual| | 1 |
| Offside Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside front brakes release unevenly |3.7.B.4| | 1 |
| Nearside Outer 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 |
| Offside Outer 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 |
| Headlamp switch faulty |1.7.1| | 1 |
| Offside Front Fuel system component leaking |7.2.3| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 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 |
| Windscreen has damage | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Front suspension has a suspension upper ball joint securing nut loose |2.5.B.1a| | 1 |
| Offside Front suspension has a suspension upper ball joint securing nut loose |2.5.B.1a| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Side repeater missing |1.4.A.2b| | 1 |
| Offside Side repeater missing |1.4.A.2b| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Fuel pipe union leaking |7.2.3| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 1 |
| Fuel pipe leaking |7.2.3| | 1 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Steering pivot point has excessive play |2.2.B.1g| | 1 |