| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1450 |
| Windscreen wiper does not clear the windscreen effectively | 826 |
| Headlamp aim out of alignment | 618 |
| Parking brake: efficiency below requirements |3.7.B.7| | 353 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 297 |
| Nearside Stop lamp not working |1.2.1b| | 276 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 235 |
| Offside Stop lamp not working |1.2.1b| | 230 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 216 |
| Registration plate issues | 180 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 180 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 178 |
| Offside Rear Fluid suspension unit leaking |2.4.D.2| | 171 |
| Brakes imbalanced across an axle | 168 |
| Offside front parking brake recording little or no effort |3.7.B.6a| | 167 |
| Brake pipe excessively corroded | 161 |
| Front brake disc in such a condition that it is seriously weakened | 158 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 152 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 151 |
| Parking brake lever has no reserve travel |3.1.6b| | 143 |
| Nearside Rear Fluid suspension unit leaking |2.4.D.2| | 125 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 122 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 118 |
| Nearside Rear Stop lamp not working |1.2.1b| | 115 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 113 |
| Nearside front parking brake recording little or no effort |3.7.B.6a| | 105 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 104 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 101 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 101 |
| Offside Rear Stop lamp not working |1.2.1b| | 100 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 94 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 91 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 86 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 80 |
| Windscreen has damage | 79 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 78 |
| Nearside Front Fluid suspension unit leaking |2.4.D.2| | 74 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 72 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 71 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 66 |
| Nearside Front Fluid suspension pipe leaking |2.4.D.2| | 65 |
| Offside front brake binding |3.7.B.1| | 64 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 62 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 61 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 55 |
| Rear parking brake recording little or no effort | 55 |
| Service brake: efficiency below requirements |3.7.B.7| | 55 |
| Offside Front Fluid suspension pipe leaking |2.4.D.2| | 54 |
| Rear brake disc in such a condition that it is seriously weakened | 53 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 51 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 50 |
| Emissions not tested |7.0| | 49 |
| Offside Front Fluid suspension unit leaking |2.4.D.2| | 48 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 45 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 44 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 43 |
| Anti-lock braking system warning lamp indicates an ABS fault | 42 |
| Offside Front front parking brake recording little or no effort |3.7.B.6a| | 42 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 41 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 40 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 40 |
| Front brake application uneven | 40 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 39 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 39 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 38 |
| Windscreen wiper blade insecure | 38 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 37 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 37 |
| Nearside front brake binding |3.7.B.1| | 37 |
| 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| | 36 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 35 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 35 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 33 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| 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| | 33 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 33 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 32 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 32 |
| 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| | 31 |
| Rear brake application uneven | 31 |
| Mechanical brake component has restricted free movement | 31 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 30 |
| Rear brake binding | 30 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 30 |
| Nearside Front front parking brake recording little or no effort |3.7.B.6a| | 30 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 29 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 29 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 29 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 29 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 29 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 27 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Offside Front front brake binding |3.7.B.1| | 25 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| 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| | 24 |
| 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| | 24 |
| 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| | 24 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 23 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 23 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 22 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 21 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Windscreen washer not working | 21 |
| Offside Rear fog lamp not working |1.3.2b| | 21 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 20 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 20 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 19 |