| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 20 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 9 |
| Registration plate lamp issues | 8 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Stop lamp remains on when the brakes are released | 3 |
| Rear brake binding | 3 |
| Horn not working |1.6.2a| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Registration plate issues | 2 |
| Nearside Front Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 2 |
| Brake hose has insufficient room to move | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Brake hose excessively deteriorated | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Brakes imbalanced across an axle | 2 |
| Offside Inner Rear Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Front front brake binding |3.7.B.1| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Rear Braking system leaking caliper |3.6.A.1| | 1 |
| Nearside Drive shaft likely to become detached |6.1.7 |a| |ii|| | 1 |
| Offside Drive shaft likely to become detached |6.1.7 |a| |ii|| | 1 |
| Nearside Rear Brake disc insecure |1.1.14 |a| |ii|| | 1 |
| Offside Rear Brake disc insecure |1.1.14 |a| |ii|| | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting insecure |5.3.3 |a| |i|| | 1 |
| Nearside Steering system fouling |2.2.D.2a| | 1 |
| Offside Steering system fouling |2.2.D.2a| | 1 |
| Front Braking system leaking |3.6.A.1| | 1 |
| Offside Front Steering system has a road wheel fouling a part of the vehicle |2.2.D.2a| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear Upper Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Upper Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Fuel pipe union leaking |7.2.3| | 1 |
| Offside Front Upper Suspension arm locating pin retaining device missing |2.4.G.3b| | 1 |
| Nearside Rear Coil spring mounting corroded and seriously weakened |2.4.C.3c| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Tie bar/rod attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Rear Trailing arm synthetic mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Trailing arm synthetic mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Rear Suspension component mounting prescribed area is deliberately modified which significantly reduces the original strength |2.4.A.3| | 1 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 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 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Rear Mechanical brake component locking device missing |3.5.1l| | 1 |
| Steering column will not lock in a fixed position |adjustable type| |2.1.2a| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Brake pipe leaking |3.6.A.1| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Nearside Front Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Front Lower Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Offside Front Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Wheel insecure |4.2.A.1c| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Exhaust emissions hydrocarbon content excessive |8.2.1.2 |b|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting |6.2.2 |d| |i|| | 1 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced |7.1.1 |a| |i|| | 1 |
| Emissions not tested Engine misfire and exhaust manifold leaking |7.3.A.1| | 1 |
| Brake performance not tested Both front and off side rear brake calipers siezed |3.7.A.1| | 1 |
| Rear fog lamp obviously incorrectly positioned on near side ,should be on off side |1.3.2a| | 1 |
| Offside Front Upper Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Upper Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Front Exhaust has a major leak of exhaust gases Manifold area |7.1.2| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Front Position lamp adversely affected by the operation of another lamp front side lights illuminate when brakes applied. (4.2.3 (c)) | 1 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |3.1.3c| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Fuel system component leaking excessively or a risk of fire Pump (6.1.3 (b) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Front brake application uneven | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside brake caliper has restricted free movement |3.5.1k| | 1 |