| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 26 |
| Rear parking brake recording little or no effort | 14 |
| Brakes imbalanced across an axle | 14 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Registration plate lamp issues | 13 |
| Rear brake application uneven | 8 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Battery insecure |1.9.1| | 6 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Rear brake binding | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Horn not working |1.6.2a| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 3 |
| Brake hose excessively deteriorated | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Offside Rear Braking system leaking |3.6.A.1| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| 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| | 3 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Headlamp switch faulty |1.7.1| | 3 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Front brake application uneven | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b| | 2 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 2 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 2 |
| Brake pipe excessively corroded | 2 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Registration plate issues | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Direction indicators not working |1.4.A.2c| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 2 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 2 |
| Offside Rear Direction indicators adversely affected by the operation of another lamp |1.4.A.2h| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Front Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 1 |
| Nearside Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 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 |
| Nearside Inner Rear Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Inner Front Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Centre Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Front Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Nearside Front Direction indicators not in good working order |function impaired| |1.5.A1b| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Front Brake pipe inadequately clipped |3.6.B.1| | 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 |
| Centre Front Steering damper leaking oil |2.2.C.1f| | 1 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 1 |
| Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded Inner sill/inner wheel arch |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded Inner sill |2.4.A.3| | 1 |
| Offside Front Upper Radius arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Centre Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Front Drag link end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Rear Drive shaft uj which forms part of the suspension has a loose flange bolt |2.4.G.4c| | 1 |
| Rear engine mounting bracket insecure and likely to fail |6.1.D.1b| | 1 |
| Nearside Rear Inner Subframe mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Offside Rear Inner Subframe mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Front Lower Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Offside Front Brake valve insecurely mounted |3.6.A.2a| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded chassis in places |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded chassis in places |2.4.A.3| | 1 |
| Rear Suspension component mounting prescribed area is excessively corroded cross member in places |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded axle |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded axle |2.4.A.3| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings door step |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings jacking point |6.1.B.2| | 1 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings outer sill |6.1.B.2| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength floor/step |5.3.6 |a| |i|| | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp |4.2.3 |c|| | 1 |
| Brake performance not tested |3.7.A.1| | 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 Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 1 |
| Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Electrical wiring insecure |1.9.2a| | 1 |
| Electrical wiring inadequately supported |1.9.2a| | 1 |
| Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded outrigger |2.4.A.3| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outrigger |2.4.A.3| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Inner 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 Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Offside Front Direction indicator excessively deteriorated so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Steering column top mounting bracket insecure |2.1.2d| | 1 |
| Offside Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Nearside Front Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 1 |
| Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Offside Rear An item not tested |Manual| | 1 |
| Offside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 1 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 1 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Nearside Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Nearside Front Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Torque/reaction arm seriously weakened by corrosion |2.4.G.1| | 1 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Offside Front Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings arch |6.1.B.2| | 1 |
| Nearside Front Statutory seat belt of the wrong type. |5.1.1| | 1 |
| Nearside Front Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| steering idler arm bush |2.2.A.1a| | 1 |
| Offside Front Subframe mounting prescribed area is excessively corroded behind front axle beam mountings |2.4.A.3| | 1 |
| Offside Outer Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Nearside Front Upper Shock absorber missing |2.7.1b| | 1 |
| Offside Front Shock absorber missing |2.7.1b| | 1 |
| Nearside Rear Front position lamp|s| not working |1.1.A.3b| | 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 |
| Front Steering wheel locking device insecure |2.1.6| | 1 |
| Rear Exhaust mounting missing |7.1.1b| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced Inner sill (6.1.1 (c) (i)) | 1 |
| Offside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced Jacking point (6.1.1 (c) (i)) | 1 |
| Front Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced Cross member welding repair inadequate (6.1.1 (c) (i)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Front Headlamp insecure |4.1.1 |c|| | 1 |
| Windscreen washer not working | 1 |
| Front Position lamp not working both |4.2.1 |a|| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Offside Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Nearside Suspension component mounting prescribed area is deliberately modified which significantly reduces the original strength |2.4.A.3| | 1 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 1 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Upper 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 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 Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Nearside Rear Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Offside Rear Drive shaft which forms part of the suspension coupling gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.4.G.4e| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Main beam `tell-tale` not working |1.7.4c| | 1 |
| Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt o/s/f upper and lower |2.4.G.2| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Brake hydraulic reservoir leaking hydraulic fluid |3.6.A.1| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Inner Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded floor pan |2.4.A.3| | 1 |
| Rear Fuel hose insecure engine bay |7.2.1| | 1 |
| Offside Front Steering component mounting prescribed area is excessively corroded chassis,valance |2.2.C.1h| | 1 |
| Braking system leaking in line brake compensator |3.6.A.1| | 1 |
| Offside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 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 Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Fuel system component leaking |7.2.3| | 1 |
| Nearside Front Service brake indicates brake bind |3.7.D.2a| | 1 |
| Rear Fuel pipe union leaking |7.2.3| | 1 |
| Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Lower 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 front brake binding |3.7.B.1| | 1 |
| Fuel hose leaking |7.2.3| | 1 |
| Brake valve leaking |3.6.A.1| | 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 Rear Brake hose leaking |3.6.A.1| | 1 |