| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 16 |
| Registration plate lamp issues | 15 |
| Headlamp aim out of alignment | 14 |
| Rear parking brake recording little or no effort | 11 |
| Brake pipe excessively corroded | 9 |
| Windscreen wiper does not clear the windscreen effectively | 8 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 7 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front coil spring broken |2.4.C.1a| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 4 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Windscreen wiper blade insecure | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| 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| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear brake binding | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Offside Rear coil spring broken |2.4.C.1a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| 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| | 2 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside 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| | 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 Front constant velocity joint gaiter split |2.5.C.1a| | 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 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Offside Front coil spring fractured |2.4.C.1a| | 2 |
| 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| | 2 |
| Nearside Front coil spring fractured |2.4.C.1a| | 2 |
| Registration plate issues | 2 |
| Nearside 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| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Brakes imbalanced across an axle | 2 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Horn not working |1.6.2a| | 2 |
| Nearside 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 Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 2 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Front Suspension arm severely distorted |2.4.G.1| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Fuel cap/sealing device missing |7.2.4a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front 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 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Emissions not tested |7.3.A.1| | 1 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 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 Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 1 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Offside Steering linkage ball joint has excessive play steering rack inner joint |2.1.3 |b| |i|| | 1 |
| Nearside Front Outer 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 |
| Nearside Front Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Front Macpherson strut modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Rear Exhaust emissions likely to be affected by an exhaust leak BACK BOX INSECURE (8.2.1.1 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Front Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside 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 Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Brake cable damaged snapped (1.1.15 (a)) | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 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 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Inner 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 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear fog lamp insecure |1.3.2a| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 1 |
| Offside Front Lower 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 fog lamp emits a light other than red |1.3.2e| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| coil spring incomplete |2.4.C.1a| | 1 |
| Fuel system component leaking fuel filter |7.2.3| | 1 |
| Nearside Rear Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 1 |
| Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Emissions not tested |7.0| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front 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 constant velocity joint is insecure |2.5.C.1b| | 1 |
| Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Nearside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Front brake application uneven | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| front parking brake recording little or no effort |3.7.B.6a| | 1 |
| Brake hose damaged | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 1 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Electrical wiring insecure |1.9.2a| | 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 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Nearside Front Battery insecure and likely to cause a short circuit |4.13 |a| |ii|| | 1 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt insecure |6.1.7 |g| |ii|| | 1 |
| Brake hose excessively deteriorated | 1 |
| Offside Rear Fuel pipe union leaking filler pipe leaking at join |6.1.3 |b| |i|| | 1 |
| Offside Rear Fuel cap/sealing device missing LPG cap |6.1.3 |b| |i|| | 1 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 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 Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Steering column retaining device insecure |2.1.6| | 1 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Windscreen has damage | 1 |
| Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Rear coil spring fractured |2.4.C.1a| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 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 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Rear brake application uneven | 1 |
| Nearside 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 |
| Steering rack insecure |2.1.3 |a| |i|| | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Battery insecure and likely to cause a short circuit |4.13 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases centre box |7.1.2| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Rear Fuel system component leaking Fuel filter. |7.2.3| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Side repeater likely to become detached (4.4.1 (c) (ii)) | 1 |
| Nearside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Offside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Nearside Headlamp light intensity severely reduced main (4.1.4 (a)) | 1 |
| Offside Headlamp light intensity severely reduced main (4.1.4 (a)) | 1 |
| Nearside Front Body component insecure (6.2.1 (a) (i)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 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 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |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 |2.4.G.2| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| 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| | 1 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Direction indicator not working |1.4.A.2c| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Nearside Front brake caliper locking device missing |3.5.1l| | 1 |
| Offside Front brake caliper locking device missing |3.5.1l| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Headlamp aim not tested |1.8.A.1c| | 1 |