| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 606 |
| Headlamp aim out of alignment | 379 |
| Windscreen wiper does not clear the windscreen effectively | 333 |
| Registration plate lamp issues | 204 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 105 |
| Registration plate issues | 102 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 93 |
| Anti-lock braking system warning lamp indicates an ABS fault | 89 |
| Brakes imbalanced across an axle | 85 |
| Parking brake: efficiency below requirements |3.7.B.7| | 83 |
| Rear brake disc in such a condition that it is seriously weakened | 62 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 62 |
| Front brake disc in such a condition that it is seriously weakened | 61 |
| Parking brake lever has no reserve travel |3.1.6b| | 56 |
| Rear brake binding | 46 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Rear parking brake recording little or no effort | 39 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 37 |
| Rear brake application uneven | 34 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 34 |
| Nearside Stop lamp not working |1.2.1b| | 33 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| Service brake: efficiency below requirements |3.7.B.7| | 30 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 29 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 27 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 26 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 26 |
| Battery insecure |1.9.1| | 24 |
| Centre Stop lamp not working |1.2.1b| | 23 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 23 |
| Offside Stop lamp not working |1.2.1b| | 22 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 21 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| 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| | 19 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Windscreen has damage | 18 |
| Nearside 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 Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Front brake application uneven | 18 |
| Windscreen wiper blade insecure | 18 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| 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| | 16 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 16 |
| Offside Rear fog lamp not working |1.3.2b| | 16 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 16 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Horn not working |1.6.2a| | 15 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| 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| | 13 |
| 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| | 13 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 12 |
| 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| | 12 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 11 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front brake disc excessively pitted |3.5.1h| | 11 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 10 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| 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| | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 9 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 9 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 8 |
| Brake performance not tested |3.7.A.1| | 8 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 8 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 8 |
| 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| | 8 |
| Windscreen washer not working | 8 |
| Offside Headlamp insecure |1.7.3| | 8 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 8 |
| Offside front brake binding |3.7.B.1| | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 7 |
| Rear Mechanical brake component has restricted free movement | 7 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 7 |
| Offside front brake juddering severely |3.7.A.2b| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |