| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Registration plate lamp issues | 7 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Horn not working |1.6.2a| | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Windscreen has damage | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Offside Front Direction indicators not working |1.4.A.2c| | 2 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 2 |
| Offside Side repeater missing (4.4.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 2 |
| Rear brake binding | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Anti-roll bar has excessive play in a pin/bush play in D bushes |2.4.G.2| | 1 |
| Offside 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 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Brakes imbalanced across an axle | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 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 Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Inner 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 Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Oil leaking continuously from engine posing a serious risk to road safety sump drain plug |8.4.1 |a| |ii|| | 1 |
| Nearside Front Prop shaft joint constant velocity boot no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 1 |
| Windscreen washer not working | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 1 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Emissions not tested (8.2.2.2 (e)) | 1 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Driver`s view of the road through the swept area of the windscreen materially affected by an obstruction Items hanging from mirror |3.1 |a| |ii|| | 1 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Front Macpherson strut severely distorted |2.4.G.1| | 1 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Registration plate issues | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 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 Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Road wheel fixing missing nut (5.2.1 (a) (i)) | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Rear Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Suspension arm pin or bush excessively worn rear |5.3.4 |a| |i|| | 1 |
| Nearside Front coil spring broken |2.4.C.1a| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside 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 Outer Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 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 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn Wishbone front bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Drive shaft securing bolt missing inner joint fixings multiple bolts missing (6.1.7 (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 |
| 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 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Nearside Rear Brake cable guide defective and affecting operation snapped |1.1.15 |d|| | 1 |
| Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Central Exhaust has a major leak of exhaust gases silencer (6.1.2 (a)) | 1 |
| Nearside Front Lower Sub-frame pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Sub-frame pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 1 |
| Exhaust carbon monoxide content at idle exceeds manufacturer`s specified limits |8.2.1.2 |b|| | 1 |
| Headlamp levelling device inoperative Offside and nearside |4.1.5 |a|| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Side repeater missing |1.4.A.2b| | 1 |
| Offside Side repeater missing |1.4.A.2b| | 1 |
| Headlamp levelling device inoperative |4.1.5 |a|| | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 1 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 1 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Brake hose has insufficient room to move | 1 |
| Offside Rear Suspension has inadequate clearance with the chassis Trailing arm sitting on vehicle body |2.4.A.1a| | 1 |
| Offside Rear Trailing arm cracked |2.4.G.1| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Offside Front Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Parking brake not fitted on at least two wheels |3.1.1| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Brake fluid contaminated (1.8 (a)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear parking brake recording little or no effort | 1 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Exhaust silencer insecure heat shields (8.1.1 (b) (i)) | 1 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 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 excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Stop lamp not working |1.2.1b| | 1 |
| Front Drivers view of the road through the swept area of the windscreen materially affected by an obstruction (3.1 (a) (ii)) | 1 |