| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 57 |
| Parking brake: efficiency below requirements |3.7.B.7| | 55 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 37 |
| Service brake: efficiency below requirements |3.7.B.7| | 27 |
| Rear parking brake recording little or no effort | 25 |
| Windscreen wiper does not clear the windscreen effectively | 25 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 24 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Registration plate issues | 21 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 20 |
| Headlamp aim out of alignment | 20 |
| Offside Steering rack gaiter split |2.2.D.2d| | 17 |
| Registration plate lamp issues | 16 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 15 |
| Brakes imbalanced across an axle | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Horn not working |1.6.2a| | 10 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 10 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 10 |
| Rear brake binding | 8 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 7 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 6 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 6 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Emissions not tested |7.0| | 6 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Rear Exhaust system not adequately supported |7.1.1| | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Windscreen has damage | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Front brake application uneven | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| 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| | 3 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Rear fog lamp emits a light other than red |1.3.2e| | 2 |
| Offside front brake binding |3.7.B.1| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 2 |
| Battery insecure |1.9.1| | 2 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 2 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 2 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 2 |
| Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 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 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 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 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Brake hose has insufficient room to move | 1 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Front Front position lamp|s| not working N/S & O/S |1.1.A.3b| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Nearside Front Steering component mounting prescribed area is excessively corroded inner arch |2.2.C.1h| | 1 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Exhaust system not adequately supported 3 support hangers missing |7.1.1| | 1 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Electrical wiring inadequately supported |1.9.2a| | 1 |
| Rear Rear fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover missing |2.4.G.2| | 1 |
| Rear brake application uneven | 1 |
| Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Nearside Rear rear brake juddering severely |3.7.A.5b| | 1 |
| Offside Rear rear brake juddering severely |3.7.A.5b| | 1 |
| Offside Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Rear Road wheel badly damaged |4.2.A.1a| | 1 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Nearside Rear Parking brake mechanism/associated mounting prescribed area is excessively corroded |3.1.9| | 1 |
| Offside Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear Inner Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Inner Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Suspension component mounting prescribed area is excessively corroded nearside rear inner wheel arch area |2.4.A.3| | 1 |
| Rear Fuel pipe insecure |7.2.1| | 1 |
| Seat belt anchorage prescribed area is excessively corroded offside outer sill |5.2.6| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Offside front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Nearside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Rear Rear fog lamp does not emit a steady red light |1.3.2e| | 1 |
| Nearside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Rear Upper Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Nearside Front Suspension arm severely distorted |2.4.G.1| | 1 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Rear fog lamp switch insecure |1.3.1a| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Lower Front suspension has excessive play in an outer ball joint |2.5.B.2a| | 1 |
| Nearside Front Road wheel fractured |4.2.B.1a| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Offside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 1 |
| Rear Exhaust mounting missing |7.1.1b| | 1 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Headlamp incorrect colour |1.7.5b| | 1 |
| Nearside Headlamp incorrect colour |1.7.5b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Front Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Brake hose excessively deteriorated | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Nearside Front Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Direction indicator not working |1.4.A.2c| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| brake disc excessively pitted |3.5.1h| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Rear Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Nearside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Brake cable insecure |3.5.1d| | 1 |
| Offside Brake cable insecure |3.5.1d| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Steering rack gaiter split |2.2.D.2d| | 1 |
| Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Front Anti-roll bar rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Rear Anti-roll bar rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Power steering component|s| leaking |2.3.3b| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 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 Front Subframe 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 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Offside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 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 Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear Upper Tie bar/rod insecure |2.4.G.1| | 1 |
| Nearside Front Upper Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Upper Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Rear Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Outer Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Front brake caliper leaking |3.6.A.1| | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn d block (5.3.4 (a) (i)) | 1 |
| Offside Front Anti-roll bar pin or bush excessively worn d block (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |