| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 42 |
| Windscreen wiper does not clear the windscreen effectively | 24 |
| Offside Rear fog lamp not working |1.3.2b| | 20 |
| Registration plate lamp issues | 19 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 16 |
| Rear fog lamp not working |1.3.2b| | 13 |
| Brakes imbalanced across an axle | 12 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Rear brake binding | 9 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Rear fog lamp tell tale not working |1.3.1b| | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 8 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 7 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Horn not working |1.6.2a| | 7 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 7 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Registration plate issues | 6 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Hazard warning lamps inoperative |1.4.B.1b| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 2 |
| Rear brake application uneven | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Hazard warning switch missing |1.4.B.1d| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 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 Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Rear Stop lamp not working |1.2.1b| | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| An item not tested |Manual| | 2 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Steering box insecure |2.2.B.1a| | 1 |
| Nearside Front Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Steering system excessively rough |2.2.D.1| | 1 |
| Offside Steering component mounting prescribed area is severely distorted |2.2.C.1h| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Stop lamp not working both |1.2.1b| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Centre Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Emissions not tested |7.4.B.1| | 1 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Tie bar/rod attachment bracket/mounting nut missing |2.4.G.1| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Rear Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Inner Front brake disc contaminated by oil |3.5.1h| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Lower Steering column universal joint insecure |2.1.3 |a| |i|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp with indicator
|1.1.A.3f| | 1 |
| Nearside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 1 |
| Electrical wiring inadequately supported On the back of alternator |1.9.2a| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Rear Service brake grabbing severely |1.2.1 |c|| | 1 |
| Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Offside front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Front Lower Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 1 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Windscreen wiper not working |3.4 |a|| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 1 |
| Brake pedal anti-slip provision loose |1.1.2 |c|| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Wheel insecure |4.2.A.1c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Centre Rear Stop lamp obscured more than 50% |1.2.1c| | 1 |
| Nearside Front Axle swivel joint has excessive play |2.5.A.3b| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Offside Rear Road wheel fixing loose |5.2.1 |a| |i|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Nearside Front suspension retaining device ineffective |2.5.A.4| | 1 |
| Nearside Front Lower Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Front Lower Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Windscreen has damage | 1 |
| Nearside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Front brake application uneven | 1 |
| Nearside Front Lower Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Steering column universal joint has excessive play |2.1.5| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Offside Lower Steering column universal joint insecure (2.1.3 (a) (i)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Fuel pipe leaking (6.1.3 (b) (i)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Rear Shock absorbers insecurely attached (5.3.2 (a) (i)) | 1 |
| Nearside Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Exhaust has a major leak of exhaust gases front section (6.1.2 (a)) | 1 |
| Rear Shock absorbers has a serious fluid leak both (5.3.2 (b)) | 1 |
| Rear Shock absorbers has negligible damping effect both (5.3.2 (d)) | 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 |
| Brake pedal anti-slip provision missing MBH1040 (1.1.2 (c)) | 1 |
| Steering column universal joint insecure (2.1.3 (a) (i)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Stop lamp(s) switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Service brake imbalanced more than 50% across an axle 83% (1.2.1 (b) (ii)) | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 1 |
| Nearside Front Suspension component mounting prescribed area fractured significantly reducing structural strength chassis section @ front lower cross-head support arm (5.3.6 (a) (i)) | 1 |
| Windscreen wiper not working (3.4 (a)) | 1 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Service brake lagging in operation (1.2.1 (d)) | 1 |
| Parking brake lever ratchet not holding correctly (1.1.6 (a)) | 1 |
| Nearside Seat belt webbing significantly weakened (7.1.2 (b) (ii)) | 1 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 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 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen not working (3.5 (a)) | 1 |
| Stop lamp(s) not working all stop lamps (4.3.1 (a) (ii)) | 1 |
| Nearside Front Seat belt retracting mechanism defective (7.1.2 (e)) | 1 |