| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 22 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 13 |
| Registration plate lamp issues | 12 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 10 |
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Brakes imbalanced across an axle | 6 |
| Rear parking brake recording little or no effort | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 4 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 4 |
| Brake pipe excessively corroded | 4 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 4 |
| Stop lamp remains on when the brakes are released | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Direction indicators not working |1.4.A.2c| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Power steering component|s| leaking |2.3.3b| | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Windscreen washer not working | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Steering column universal joint has excessive play |2.1.5| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Front Brake pipe leaking |3.6.A.1| | 1 |
| Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Fuel pipe leaking |7.2.3| | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Rear Exhaust system not adequately supported Rubber ring missing |7.1.1| | 1 |
| Power steering pump leaking from a failed component |2.3.3b| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Front 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 Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Front Suspension arm insecure |2.4.G.1| | 1 |
| Power steering pump drive system defective |2.3.6| | 1 |
| Offside Rear Fuel hose leaking |7.2.3| | 1 |
| Offside Front Front position lamp|s| obviously incorrectly positioned |1.1.A.3a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Emissions not tested |7.0| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 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 Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Front Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside Rear Coil spring not correctly located |2.4.C.2| | 1 |
| Nearside Rear Coil spring not correctly located |2.4.C.2| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Driver`s seat insecure |6.2.A.1| | 1 |
| Front Passenger`s seat insecure |6.2.A.1| | 1 |
| Front Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Front Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Rear Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Rear Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Nearside 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 Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Hazard warning switch faulty hazards inop from switch |1.4.B.1d| | 1 |
| Rear position lamp|s| adversely affected by the operation of another lamp both sides |1.1.A.3f| | 1 |
| Fuel cap/sealing device sealing washer deteriorated cannot remove seized cap to check |7.2.4c| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Front Track rod end loose |2.2.B.1d| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Track rod end damaged and unserviceable |2.2.C.1d| | 1 |
| Rear Fuel system component insecure |7.2.1| | 1 |
| Nearside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear fog lamp not working |1.3.2b| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Nearside Rear wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear brake application uneven | 1 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 1 |
| Nearside 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 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 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 Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Front Steering column universal joint locking device insecure |2.1.6| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Offside Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Exhaust mounting missing |7.1.1b| | 1 |
| Offside Rear Exhaust mounting missing |7.1.1b| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Centre Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Rear brake binding | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Vehicle Identification Number not permanently displayed |6.3.5.a| | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Front Fuel hose leaking |7.2.3| | 1 |
| Centre Exhaust mounting missing |7.1.1b| | 1 |
| Exhaust has a major leak of exhaust gases center |7.1.2| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Power steering component|s| leaking rack |2.3.3b| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Steering column attachment defective (2.2.2 (d) (i)) | 1 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength under bonnet inner wing flitch panel holed (5.3.6 (a) (i)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength box section holed near subframe mounting (5.3.6 (a) (i)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt gaiter split (2.1.3 (g) (ii)) | 1 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength under bonnet inner wing flitch panel holed (5.3.6 (a) (i)) | 1 |
| Nearside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Offside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Exhaust system insecure nearside centre + rear rubbers all split (6.1.2 (a)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect cut is to wrong side (4.1.2 (c)) | 1 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Nearside Front Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Offside Front Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Shock absorbers insecurely attached Both sides play in shafts (5.3.2 (a) (i)) | 1 |
| Nearside Rear Seat belt anchorage prescribed area strength or continuity significantly reduced Hole in sill (7.1.1 (a) (i)) | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Near arm mounting (5.3.6 (a) (i)) | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp by indicator (4.2.3 (c)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Suspension component insecurely attached BOTH front wishbone bolts loose (5.3.3 (a) (i)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength strut turret (5.3.6 (a) (i)) | 1 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wing (5.3.6 (a) (i)) | 1 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill (7.1.1 (a) (i)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |