| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 21 |
| Headlamp aim out of alignment | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Brake pipe excessively corroded | 11 |
| Rear parking brake recording little or no effort | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 6 |
| Registration plate issues | 6 |
| Windscreen wiper does not clear the windscreen effectively | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Brakes imbalanced across an axle | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Emissions not tested |7.0| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Rear Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Front suspension locking device missing |2.5.A.4| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Brake pipe leaking |3.6.A.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Trailer electrical socket insecure |1.9.3a| | 1 |
| Battery insecure |1.9.1| | 1 |
| Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Upper Suspension arm pin or bush likely to become detached both inner bushes (5.3.4 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 1 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Anti-lock braking system warning lamp sequence is incorrect |3.4.1d| | 1 |
| Offside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Fuel hose leaking |7.2.3| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen wiper blade insecure | 1 |
| Nearside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Power steering component|s| leaking from a failed seal |2.3.3b| | 1 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 1 |
| Offside Front Anti-roll bar cracked |2.4.G.1| | 1 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Exhaust engine idle speed too high |7.3.D.1| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Offside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced inner arch |6.1.1 |c| |i|| | 1 |
| Offside Front Lower Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced Chassis rail |6.1.1 |c| |i|| | 1 |
| Front Upper Suspension arm pin or bush excessively worn Both sides |5.3.4 |a| |i|| | 1 |
| Nearside Front Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced Chassis rail |6.1.1 |c| |i|| | 1 |
| Offside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced sill |6.1.1 |c| |i|| | 1 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Bonnet retaining device ineffective |8.4.2| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Front Tie bar/rod attachment bracket/mounting fractured |2.4.G.1| | 1 |
| Fuel hose leaking |7.2.3| | 1 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front Valve stem seriously damaged |4.1.D.1e| | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Wheel nut|s| loose |4.2.A.1e| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Power steering component|s| leaking |2.3.3b| | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Nearside Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| An item not tested |Manual| | 1 |
| Nearside Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Offside Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Rear brake disc excessively pitted |3.5.1h| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Rear Rear position lamp|s| incomplete |1.1.4a| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |