| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 886 |
| Brake pipe excessively corroded | 618 |
| Windscreen wiper does not clear the windscreen effectively | 588 |
| Headlamp aim out of alignment | 484 |
| Nearside Stop lamp not working |1.2.1b| | 247 |
| Offside Stop lamp not working |1.2.1b| | 244 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 209 |
| Registration plate issues | 194 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 165 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 151 |
| Brakes imbalanced across an axle | 134 |
| Parking brake lever has no reserve travel |3.1.6b| | 120 |
| Nearside Rear Stop lamp not working |1.2.1b| | 112 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 105 |
| Parking brake: efficiency below requirements |3.7.B.7| | 105 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 102 |
| Anti-lock braking system warning lamp indicates an ABS fault | 98 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 97 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 95 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 93 |
| Offside Rear Stop lamp not working |1.2.1b| | 84 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 75 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 75 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 71 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 68 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 67 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 67 |
| Offside Rear fog lamp not working |1.3.2b| | 67 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 66 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 65 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 64 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 58 |
| Rear brake binding | 57 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 55 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 54 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 53 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 53 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 52 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 51 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 48 |
| Front brake disc in such a condition that it is seriously weakened | 47 |
| Rear Exhaust system not adequately supported |7.1.1| | 47 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Windscreen has damage | 45 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 45 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 44 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 43 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 42 |
| Rear parking brake recording little or no effort | 41 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 40 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 40 |
| Nearside Headlamp not working on main beam |1.7.5a| | 39 |
| 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| | 39 |
| 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| | 39 |
| Offside front brake binding |3.7.B.1| | 36 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 35 |
| Front brake application uneven | 34 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 34 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 33 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 32 |
| Rear brake disc in such a condition that it is seriously weakened | 32 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 31 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Headlamp not working on main beam |1.7.5a| | 29 |
| Battery insecure |1.9.1| | 29 |
| Emissions not tested |7.0| | 29 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 28 |
| Rear brake application uneven | 28 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 28 |
| Windscreen wiper blade insecure | 28 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 27 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 27 |
| Service brake: efficiency below requirements |3.7.B.7| | 27 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 25 |
| Brake hose has insufficient room to move | 25 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 24 |
| 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| | 23 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 23 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 21 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 21 |
| Power steering component|s| leaking |2.3.3b| | 20 |
| Offside Front front brake binding |3.7.B.1| | 20 |
| Nearside front brake binding |3.7.B.1| | 20 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 19 |
| 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| | 18 |
| 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| | 18 |
| Exhaust system not adequately supported |7.1.1| | 17 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 17 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 16 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 16 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 16 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 15 |
| Rear fog lamp not working |1.3.2b| | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 14 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 14 |
| Rear fog lamp switch faulty |1.3.1a| | 13 |
| Rear Stop lamp not working |1.2.1b| | 13 |
| Offside Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 13 |
| Exhaust engine idle speed too high |7.3.D.1| | 13 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 13 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 13 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Emissions not tested |7.3.A.1| | 12 |
| 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| | 12 |
| Front Exhaust system not adequately supported |7.1.1| | 12 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 12 |
| Power steering fluid level below minimum |2.3.1| | 12 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 12 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 12 |
| Offside Front Brake hose twisted |3.6.B.4c| | 12 |