| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 41 |
| Headlamp aim out of alignment | 25 |
| Registration plate lamp issues | 24 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 22 |
| Windscreen wiper does not clear the windscreen effectively | 18 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 17 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 9 |
| Brakes imbalanced across an axle | 9 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Rear brake application uneven | 5 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Rear brake binding | 4 |
| Emissions not tested |7.0| | 4 |
| Power steering pump leaking from a failed component |2.3.3b| | 4 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 3 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Nearside 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 |
| Front brake application uneven | 2 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 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 position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Front Body has a sharp edge caused by damage |6.1.C.1| | 2 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 2 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen has damage | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Front Front drive shaft coupling flexible rubber or fabric coupling unit severely cracked |2.5.C.1d| | 1 |
| Offside rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Trailing arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Trailing arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Rear Road wheel distorted |4.2.A.1a| | 1 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Headlamp aim beam image too far to the right |1.6.B4| | 1 |
| Nearside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Front front brake juddering severely |3.7.A.2b| | 1 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Power steering pump leaking from a failed seal |2.3.3b| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 1 |
| Nearside Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Registration plate issues | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Offside front brake binding |3.7.B.1| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| front brakes release unevenly |3.7.B.4| | 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 |
| Nearside Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Lower Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Front Track rod end loose |2.2.B.1d| | 1 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 1 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 1 |
| Bonnet cannot be secured in the closed position |8.4.1| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Suspension component 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 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Direction indicator excessively deteriorated so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Nearside Front Road wheel badly damaged |4.2.A.1a| | 1 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Suspension arm locating pin locking device missing |2.4.G.3b| | 1 |
| Offside Suspension arm locating pin locking device missing |2.4.G.3b| | 1 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Nearside Rear Lower Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Nearside Obligatory mirror insecure |8.1.1| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Trailing arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Power steering inoperative |2.3.3a| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside 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 Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Body has a projection caused by damage |6.1.C.1| | 1 |
| Nearside Outer 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 Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |