| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 27 |
| Windscreen wiper does not clear the windscreen effectively | 26 |
| Headlamp aim out of alignment | 21 |
| Brake pipe excessively corroded | 16 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 6 |
| Registration plate issues | 5 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Brakes imbalanced across an axle | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Windscreen has damage | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Windscreen washer not working | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| engine mounting deteriorated resulting in excessive movement |6.1.D.1a| | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 2 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 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 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Windscreen wiper blade insecure | 2 |
| Nearside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| 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| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Central Stop lamp not working |1.2.1b| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Rear brake application uneven | 1 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Upper Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill (7.1.1 (a) (i)) | 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 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Rear Parking brake inoperative on one side handbrake cable snapped (1.4.1 (a)) | 1 |
| Exhaust emissions likely to be affected by an induction leak injector chuffing (8.2.2.1 (b)) | 1 |
| Nearside Obligatory mirror missing (3.3 (a)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside 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 |
| 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 |
| Fuel pipe leaking by tank |7.2.3| | 1 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Oil leaking excessively from engine |8.4.1 |a| |i|| | 1 |
| Centre Stop lamp not working |1.2.1b| | 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 |
| Exhaust system insecure tail pipe (6.1.2 (a)) | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Emissions not tested |7.4.B.1| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Headlamp light source and lamp not compatible led bulb fitted (4.1.4 (c)) | 1 |
| Offside Headlamp light source and lamp not compatible led bulb fitted (4.1.4 (c)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Emissions not tested (8.2.2.2 (e)) | 1 |
| Rear Exhaust emissions likely to be affected by an exhaust leak (8.2.2.1 (b)) | 1 |
| rear parking |secondary| brakes imbalanced | 1 |
| Front Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Offside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| All position lamps adversely affected by the operation of another lamp all position lamps light up when brake pedal pressed (4.2.3 (c)) | 1 |
| Stop lamp(s) adversely affected by the operation of another lamp brake lamps stay on when lights turned on (4.3.3 (b)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Nearside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting OUTER SILL (6.2.2 (d) (i)) | 1 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust emits an excessive level of metered smoke 6.78llm |7.4.B.3a| | 1 |
| Exhaust emits excessive smoke or vapour of any colour blue smoke |7.4.B.4| | 1 |
| Front Braking system leaking vacuum pipe |3.6.A.1| | 1 |
| Nearside Front Inner 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 Outer 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 Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Rear rear brake excessively fluctuating |3.7.B.3| | 1 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users |8.2.2.2 |c|| | 1 |
| Nearside Front drive shaft coupling flexible rubber or fabric coupling unit severely cracked |2.5.C.1d| | 1 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen |3.5 |a|| | 1 |
| Nearside Rear Bumper damaged and likely to cause injury when grazed or contacted bumper end cap missing |6.1.4 |a| |i|| | 1 |
| Nearside Body component corroded and likely to cause injury lower part of door has excessive corrosion / sharp edges |6.2.1 |a| |i|| | 1 |
| Brake fluid contaminated |1.8 |a|| | 1 |
| Battery insecure and likely to cause a short circuit |4.13 |a| |ii|| | 1 |
| Nearside Front Electrical wiring likely to touch hot or rotating parts ABS sensor harness fouling inner road wheel rim |4.11 |a| |iii|| | 1 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 1 |
| Anti-roll bar rubber bush deteriorated resulting in excessive movement both front |2.4.G.2| | 1 |
| Offside Rear Body has a sharp edge caused by damage bumper end |6.1.C.1| | 1 |
| Nearside Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill |5.3.6 |a| |i|| | 1 |
| Nearside Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Windscreen wiper blade missing ARM MISSING (3.4 (b) (ii)) | 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 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill |7.1.1 |a| |i|| | 1 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Front Steering system fouling |2.2.D.2a| | 1 |
| Offside Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Drive shaft which forms part of the suspension coupling gaiter damaged to the extent that it no longer prevents the ingress of dirt etc inner |2.4.G.4e| | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Front Lower Suspension component ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 1 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Rear Exhaust emissions likely to be affected by an exhaust leak |8.2.2.1 |b|| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt Inner gaiter (6.1.7 (g) (ii)) | 1 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 1 |
| Nearside Rear Brake pipe at imminent risk of failure or fracture (1.1.11 (a)) | 1 |
| Offside Rear Brake pipe at imminent risk of failure or fracture (1.1.11 (a)) | 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 |
| Nearside Front Outer Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt SPLIT (6.1.7 (g) (ii)) | 1 |
| Headlamp not working on dipped beam N/S (4.1.1 (a) (ii)) | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 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 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 1 |
| Exhaust emissions exceed manufacturers specified limit 1.63 (8.2.2.2 (a)) | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated both |3.1.3c| | 1 |
| Nearside Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Front Anti-roll bar linkage has excessive play in a ball joint both |2.4.G.2| | 1 |
| Offside Stop lamp not working and high level |1.2.1b| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Nearside Track rod end loose |2.2.B.1d| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Fuel system component leaking leak off pipe |7.2.3| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Central Upper Stop lamp not working |1.2.1b| | 1 |
| Front brake application uneven | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Brake performance not tested Brake pipe split. (1.2.1 (g)) | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |