| Most common failures | No# failures |
|---|
| Brakes imbalanced across an axle | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Rear brake binding | 11 |
| Rear parking brake recording little or no effort | 10 |
| Horn not working |1.6.2a| | 7 |
| Headlamp aim out of alignment | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 4 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Front brake application uneven | 4 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Indicator tell tale inoperative |1.4.A.2a| | 3 |
| Windscreen wiper does not clear the windscreen effectively | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Rear brake application uneven | 2 |
| Offside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 2 |
| Steering box insecure |2.2.B.1a| | 2 |
| Brake master cylinder insecurely mounted |3.6.G.1a| | 2 |
| Brake master cylinder leaking hydraulic fluid |3.6.G.1f| | 2 |
| Registration plate lamp issues | 2 |
| Rear Brake hose bulging under pressure |3.6.B.3| | 2 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 2 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Battery insecure |1.9.1| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Steering box has relative movement between sector shaft and the drop arm |2.2.B.1b| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Windscreen washer not working | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Nearside Front Front position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Centre Rear Brake hose bulging under pressure |3.6.B.3| | 1 |
| Nearside Rear wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Offside Rear wheel cylinder has restricted free movement |3.5.1k| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Offside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Vehicle structure has damage which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Front Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 1 |
| Offside Front Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Outer Body or chassis is damaged, seriously affecting its strength within 30cm of the body mountings sill area |6.1.B.2| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings outer sill |6.1.B.2| | 1 |
| Headlamp not working on dipped beam |1.7.5a| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 1 |
| Service brake is causing the vehicle to swerve to the offside |3.7.C.2| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 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 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Vehicle structure is damaged, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Rear Brake pivot has restricted free movement |3.5.1k| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Lower Axle swivel joint has excessive play |2.5.A.3b| | 1 |
| Front Anti-roll bar severely distorted |2.4.G.1| | 1 |
| Front Anti-roll bar insecure |2.4.G.1| | 1 |
| Offside Steering component mounting prescribed area is inadequately repaired |2.2.C.1h| | 1 |
| Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Upper Front suspension has excessive movement at a suspension ball joint |2.5.A.1c| | 1 |
| Offside Ball joint has excessive play centre drop arm joint |2.2.B.1f| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Brake hose has insufficient room to move | 1 |
| Centre Fuel system component insecure |7.2.1| | 1 |
| Nearside Front Electrical wiring damaged, likely to cause a short |1.9.2b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Brake hose excessively deteriorated | 1 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |
| Nearside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Front Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Front Front suspension has a suspension lower ball joint securing nut loose |2.5.B.1a| | 1 |
| Nearside Front Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Service brake indicates brake bind |3.7.D.2a| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Inner Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Inner Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front suspension has excessive play in a pin or bush of a lower wishbone inner bearing |2.5.B.1a| | 1 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Position lamp not working all four (4.2.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam both (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on main beam both (4.1.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 1 |
| Offside Front Drivers door catch insecure (6.2.3 (c) (ii)) | 1 |
| Fuel hose so insecure there is a risk of fire carb (6.1.3 (a) (ii)) | 1 |
| Offside Front Lower Axle swivel joint insecure in a suspension arm |2.5.A.3b| | 1 |
| Offside Front Shock absorber insecure |2.7.2b| | 1 |
| Offside Direction indicator not working |1.4.A.2c| | 1 |
| Brake pipe excessively corroded | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Steering wheel locking device insecure |2.1.6| | 1 |
| Centre Rear Fuel pipe leaking |7.2.3| | 1 |
| Headlamp not in good working order |not working| |1.2.4a| | 1 |
| Nearside Rear Brake cable locking device missing |3.5.1l| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced |6.1.1 |c| |i|| | 1 |
| Offside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced |6.1.1 |c| |i|| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Front Anti-roll bar attachment bracket/mounting insecure and impairing directional stability (5.3.3 (a) (ii)) | 1 |
| Position lamp switch does not illuminate the front and rear position lamps with a single operation |1.1.A.2| | 1 |
| Headlamp switch faulty |1.7.1| | 1 |
| Nearside Lower Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Lower Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Upper Suspension component mounting prescribed area excessively corroded significantly reducing structural strength suspension arm bracket/shock tower (5.3.6 (a) (i)) | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside front brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Rear position lamp|s| has less than 50% of the light sources illuminating |1.1.A.3b| | 1 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded Floor/inner arch area |2.4.A.3| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Nearside Front Steering component mounting prescribed area is excessively corroded jacking point |2.2.C.1h| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded jacking point |2.2.C.1h| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded floor |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is inadequately repaired floor repaired with fibre glass |2.4.A.3| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded Inner sill |2.4.A.3| | 1 |
| Suspension component mounting prescribed area is excessively corroded Inner sill |2.4.A.3| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded Inner sill |2.4.A.3| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded Outter sill |2.4.A.3| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded Outter sill |2.4.A.3| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded Floor |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded Floor |2.4.A.3| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Steering box has a significant oil leak |2.2.D.2e| | 1 |
| Front Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Outer Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Outer Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Outer Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 1 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |