| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 21 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 11 |
| Brakes imbalanced across an axle | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 7 |
| Horn not working |1.6.2a| | 6 |
| Rear brake application uneven | 6 |
| Windscreen washer not working | 5 |
| Rear brake binding | 5 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Registration plate lamp issues | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Centre Steering rack gaiter split |2.2.D.2d| | 3 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Outer 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|| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Front Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Brake pipe excessively corroded | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Registration plate issues | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Parking brake lever is not capable of being maintained in operation by direct mechanical action only (1.1.6 (f)) | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Wheel insecure |4.2.A.1c| | 1 |
| Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5| | 1 |
| Offside Drag link 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 |
| Offside Front Suspension component pin or bush excessively worn sliding pillar |5.3.4 |a| |i|| | 1 |
| Nearside Front Suspension component pin or bush excessively worn sliding pillar |5.3.4 |a| |i|| | 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 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Nearside Front brake caliper locking device missing |3.5.1l| | 1 |
| Offside Front brake caliper locking device missing |3.5.1l| | 1 |
| Front Exhaust mounting missing |7.1.1b| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 1 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 1 |
| Offside Rear Hydraulic brake cylinder leaking hydraulic fluid |1.1.16 |b| |i|| | 1 |
| Offside Front Brake hose bulging under pressure (1.1.12 (d)) | 1 |
| Nearside Front Brake hose bulging under pressure (1.1.12 (d)) | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Front Wheel insecure |4.2.A.1c| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt rubber boot split open (2.1.3 (g) (ii)) | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 1 |
| Nearside Drag link 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 |
| Offside Drag link 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 |
| Fuel hose leaking |7.2.3| | 1 |
| Nearside Rear Hydraulic brake cylinder leaking and braking performance affected |1.1.16 |b| |ii|| | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front position lamp|s| flickers when tapped lightly by hand |1.1.4c| | 1 |
| Front brake application uneven | 1 |
| Offside Front Lower Radius arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Nearside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Brake pedal has no servo assistance |3.3.B.2| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Exhaust system insecure |6.1.2 |a|| | 1 |
| Nearside Rear Exhaust system insecure |6.1.2 |a|| | 1 |
| Offside Steering column shaft inappropriately modified |2.2.C.1e| | 1 |
| Nearside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Offside Front Headlamp cleaning device inoperative |1.7.2| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Windscreen has damage | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Upper Shock absorber insecure |2.7.2b| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 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 |
| Front Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Offside Front Upper Shock absorbers insecurely attached (5.3.2 (a) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 1 |
| Drivers seat insecure (6.2.5 (a) (ii)) | 1 |
| Offside Outer Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear fog lamp missing (4.5.1 (a) (ii)) | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Steering damper cracked and unserviceable |2.2.C.1d| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Centre Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Outer Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.0| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |
| Nearside Rear brake drum contaminated by oil |3.5.1h| | 1 |
| Steering column universal joint has excessive play |2.1.5| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Hydraulic brake cylinder leaking hydraulic fluid (1.1.16 (b) (i)) | 1 |
| Front Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Offside 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 |
| Upper Steering column universal joint insecure (2.1.3 (a) (i)) | 1 |
| Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Steering wheel locking device insecure |2.1.6| | 1 |
| Nearside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Offside Front Brake hose leaking on a hydraulic braking system (1.1.12 (c) (ii)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Rear front brake binding |3.7.B.1| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Lower Mechanical brake component securing device missing |3.5.1i| | 1 |
| Lower Steering column shaft locking device insecure |2.1.6| | 1 |
| Parking brake: efficiency below requirements |3.7.D.4| | 1 |
| Nearside Rear Parking (secondary brake) on a single line braking system grabbing severely (1.3.1 (c)) | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |
| Central Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Outer Steering rack gaiter split |2.2.D.2d| | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |