| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 102 |
| Registration plate lamp issues | 57 |
| Windscreen wiper does not clear the windscreen effectively | 56 |
| Headlamp aim out of alignment | 56 |
| Brakes imbalanced across an axle | 46 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 32 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Battery insecure |1.9.1| | 20 |
| Nearside Stop lamp not working |1.2.1b| | 19 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 18 |
| Front brake application uneven | 18 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 18 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 16 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 15 |
| Registration plate issues | 14 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 13 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Service brake: efficiency below requirements |3.7.B.7| | 10 |
| Offside front brake binding |3.7.B.1| | 8 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Front brake disc excessively pitted |3.5.1h| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| 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| | 4 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| 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| | 4 |
| Emissions not tested |7.0| | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Rear brake binding | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 4 |
| 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| | 4 |
| Centre Stop lamp not working |1.2.1b| | 4 |
| Horn not working |1.6.2a| | 4 |
| Fuel tank leaking |7.2.3| | 4 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 3 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Front Sub-frame corroded and seriously weakened |2.4.G.1| | 3 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 3 |
| Horn sounds harsh or grating |1.6.2e| | 3 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Front brake excessively fluctuating | 3 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Nearside Front front brake binding |3.7.B.1| | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| rear brake recording little or no effort |3.7.B.5a| | 2 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| 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| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front An item not tested |Manual| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 2 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Brake pedal spongy |3.3.B.1b| | 2 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Emissions not tested (8.2.1.2 (d)) | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| 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| | 2 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Centre Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside front brake juddering severely |3.7.A.2b| | 2 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Brake servo leaking |3.6.C.1c| | 2 |