| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 102 |
| Headlamp aim out of alignment | 73 |
| Windscreen wiper does not clear the windscreen effectively | 42 |
| Brake pipe excessively corroded | 24 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 21 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 17 |
| Rear parking brake recording little or no effort | 17 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 14 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 14 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Brake hose excessively deteriorated | 14 |
| Windscreen has damage | 13 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Headlamp insecure |1.7.3| | 12 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Brakes imbalanced across an axle | 10 |
| Registration plate issues | 10 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Stop lamp not working |1.2.1b| | 8 |
| Offside Headlamp insecure |1.7.3| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Horn not working |1.6.2a| | 6 |
| Windscreen wiper blade insecure | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Rear Exhaust system not adequately supported |7.1.1| | 4 |
| Emissions not tested |7.0| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Brake pedal spongy |3.3.B.1b| | 4 |
| Nearside Front Headlamp insecure |1.7.3| | 4 |
| Front brake application uneven | 4 |
| Battery insecure |1.9.1| | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Driver`s seat insecure |6.2.A.1| | 3 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Spare wheel carrier insecure |6.4.2| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Nearside Rear Brake pipe inadequately supported |3.6.B.1| | 2 |
| Offside Front Lower Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 2 |
| Parking brake mechanism/associated mounting prescribed area is fractured |3.1.9| | 2 |
| Rear fog lamp switch faulty |1.3.1a| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Rear Brake load sensing valve seized |3.6.E.3| | 2 |
| Nearside Rear Braking system leaking |3.6.A.1| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 2 |
| Rear brake binding | 2 |
| Fuel system component leaking |7.2.3| | 2 |
| Offside Front Headlamp insecure |1.7.3| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Rear brake application uneven | 2 |
| Offside Headlamp flickers when tapped lightly by hand |1.2.4c| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Parking brake lever inappropriately repaired |3.1.8| | 1 |
| Nearside Rear Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Brake rod inappropriately repaired |3.5.1n| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Brake pipe kinked |3.6.B.2b| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Power steering component|s| leaking Steering rack |2.3.3b| | 1 |
| Power steering fluid level below minimum |2.3.1| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Trailer electrical socket insecure |1.9.3a| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Front Steering rack insecure |2.2.B.1a| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Nearside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Rear Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Front Lower Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings 30 cm of spring mount |6.1.B.2| | 1 |
| Nearside Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings 30 cm of seat mount |6.1.B.2| | 1 |
| Nearside Front Body or chassis is damaged, seriously affecting its strength within 30cm of the body mountings jacking point / out rigger |6.1.B.2| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting cracked |2.4.G.1| | 1 |
| Front Brake servo vacuum pipe excessively chafed |3.6.C.1b| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Seat belt anchorage prescribed area is inadequately repaired |5.2.6| | 1 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Front Road wheel distorted |4.2.A.1a| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Brake load sensing valve seized |3.6.E.3| | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Centre Rear Brake pipe excessively chafed |3.6.B.2c| | 1 |
| Offside Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Lower coil spring incomplete |2.4.C.1a| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Spare wheel carrier insecure |6.4.2| | 1 |
| Exhaust mounting missing |7.1.1b| | 1 |
| Offside Rear Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front coil spring broken |2.4.C.1a| | 1 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded SILL |2.4.A.3| | 1 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded SILL |2.4.A.3| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded BACK PANEL |2.4.A.3| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Nearside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Offside Direction indicators not working |1.4.A.2c| | 1 |
| Horn not a continuous or uniform sound |1.6.2e| | 1 |
| Horn sounds harsh or grating |1.6.2e| | 1 |
| Offside Rear Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Anti-roll bar locating pin insecure |2.4.G.3a| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Lower Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Lower Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Towbar component insecure tow ball |6.6.1| | 1 |
| Nearside Rear Brake hose inappropriately repaired both loose |3.6.A.3| | 1 |
| Offside Front Obligatory mirror insecure |8.1.1| | 1 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 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 |
| Nearside Front Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Front Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength Outer sill |5.3.6 |a| |i|| | 1 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced Outer sill and sill step |7.1.1 |a| |i|| | 1 |
| Offside Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Front constant velocity joint is excessively worn |2.5.C.1b| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Engine MIL inoperative or indicates a malfunction dash |8.2.1.2 |h|| | 1 |
| Nearside Rear Fuel tank leaking at strap corner |6.1.3 |b| |i|| | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded whole outer sill |5.2.6| | 1 |
| Nearside Outer Suspension component mounting prescribed area is excessively corroded body sill |2.4.A.3| | 1 |
| Offside Outer Suspension component mounting prescribed area is excessively corroded body sill |2.4.A.3| | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Exhaust has a part missing |7.1.1a| | 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 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Outer Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |4.1.4 |b|| | 1 |
| Brake pipe inappropriately repaired |3.6.A.3| | 1 |
| Offside Rear Road wheel distorted |4.2.A.1a| | 1 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Direction indicator insecure |1.4.A.2b| | 1 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Front Brake lining|s| less than 1.5 mm thick |3.5.1g| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside seat belt pretensioner deployed |5.4.3b| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced wet inside |1.7.5a| | 1 |
| Offside Headlamp aim beam image too far to the left |1.6.B4| | 1 |
| Nearside Windscreen wiper blade missing |8.2.2| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front position lamp|s| not working side light |1.1.A.3b| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded outer sill x3 holes |2.4.A.3| | 1 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |