| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 47 |
| Headlamp aim out of alignment | 21 |
| Brake pipe excessively corroded | 21 |
| Windscreen wiper does not clear the windscreen effectively | 14 |
| Brakes imbalanced across an axle | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Rear brake binding | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 5 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Rear brake application uneven | 3 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Windscreen has damage | 3 |
| Centre Rear Stop lamp not working |1.2.1b| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Horn not working |1.6.2a| | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Power steering fluid level below minimum |2.3.1| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Centre Rear Upper Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Horn not working refitted plug |1.6.2a| | 1 |
| Front passenger seat cannot be secured in the upright position. |6.2.4| | 1 |
| All position lamps adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Nearside Front Lower Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt also play in joint |2.4.G.2| | 1 |
| Offside Front Lower Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt also play in joint |2.4.G.2| | 1 |
| Central Front Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Registration plate issues | 1 |
| Offside Rear Outer Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings o/s rear outer sill corrded |6.1.B.2| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Front Exhaust system not adequately supported mount |7.1.1| | 1 |
| Exhaust system not adequately supported center mount |7.1.1| | 1 |
| Offside Rear Brake pipe inadequately clipped to flexi |3.6.B.1| | 1 |
| Nearside Outer Suspension spring mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Central Stop lamp not working |1.2.1b| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded x4 |2.4.A.3| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded x2 |2.4.A.3| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Nearside Front 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 Obligatory mirror missing |3.3 |a|| | 1 |
| Stop lamp|s| not working both |4.3.1 |a| |ii|| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill |5.3.6 |a| |i|| | 1 |
| Exhaust emits excessive dense blue smoke during acceleration |8.2.1.2 |g|| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Bumper damaged and likely to cause injury when grazed or contacted (6.1.4 (a) (i)) | 1 |
| Front Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 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 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Fuel tank leaking |7.2.3| | 1 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Stop lamp not working high level |1.2.1b| | 1 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement d bush |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement d bush |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Brake pipe seriously damaged |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill area |2.4.A.3| | 1 |
| Centre Exhaust has a major leak of exhaust gases silencer |7.1.2| | 1 |
| Nearside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Central Front Hazard warning switch inoperative |4.4.2 |a| |ii|| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 1 |
| Central Front Exhaust catalytic converter missing where one was fitted as standard |8.2.2.1 |a|| | 1 |
| Offside Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill |5.3.6 |a| |i|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Upper Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Nearside Front Inner 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 Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Fuel system component defective in the case of LPG/CNG/ LNG or hydrogen systems |6.1.3 |f|| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Upper 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 Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Front suspension has excessive movement at a suspension ball joint |2.5.A.1c| | 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 Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Outer Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Wheel nut|s| missing all 4 wheels missing 1 nut |4.2.A.1e| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b)) | 1 |
| Offside Rear 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 Rear 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 Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 1 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Central Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |