| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 3774 |
| Rear parking brake recording little or no effort | 2094 |
| Headlamp aim out of alignment | 1614 |
| Brake pipe excessively corroded | 1531 |
| Windscreen wiper does not clear the windscreen effectively | 1478 |
| Registration plate lamp issues | 1379 |
| Offside Stop lamp not working |1.2.1b| | 885 |
| Nearside Stop lamp not working |1.2.1b| | 802 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 799 |
| Parking brake lever has no reserve travel |3.1.6b| | 789 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 787 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 508 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 473 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 424 |
| Brakes imbalanced across an axle | 401 |
| Offside Rear Stop lamp not working |1.2.1b| | 375 |
| Registration plate issues | 360 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 346 |
| Service brake: efficiency below requirements |3.7.B.7| | 328 |
| Rear brake binding | 305 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 289 |
| Nearside Rear Stop lamp not working |1.2.1b| | 284 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 242 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 228 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 198 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 184 |
| Emissions not tested |7.0| | 180 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 175 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 171 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 168 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 163 |
| Anti-lock braking system warning lamp indicates an ABS fault | 143 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 140 |
| Rear brake disc in such a condition that it is seriously weakened | 134 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 117 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 107 |
| Windscreen has damage | 105 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 103 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 102 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 102 |
| Offside Rear fog lamp not working |1.3.2b| | 98 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 96 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 91 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 90 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 87 |
| Centre Stop lamp not working |1.2.1b| | 86 |
| Front brake application uneven | 86 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 83 |
| Front brake disc in such a condition that it is seriously weakened | 83 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 83 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 80 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 76 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 76 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 74 |
| Rear brake application uneven | 74 |
| 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| | 72 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 72 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 70 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 69 |
| Stop lamp not working |1.2.1b| | 64 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 64 |
| Rear Mechanical brake component has restricted free movement | 64 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 64 |
| Windscreen wiper blade insecure | 62 |
| Offside front brake binding |3.7.B.1| | 60 |
| Stop lamp remains on when the brakes are released | 60 |
| 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| | 58 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 58 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 58 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 56 |
| Battery insecure |1.9.1| | 54 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 54 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 53 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 53 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 52 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 50 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 48 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 47 |
| Brake hose excessively deteriorated | 46 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 44 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 43 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 43 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 42 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 42 |
| Nearside front brake binding |3.7.B.1| | 42 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 41 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 41 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 41 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 41 |
| Front Exhaust system not adequately supported |7.1.1| | 39 |
| 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| | 39 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 39 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 39 |
| 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| | 38 |
| 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| | 38 |
| Rear Stop lamp not working |1.2.1b| | 38 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 38 |
| 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| | 37 |
| Exhaust system not adequately supported |7.1.1| | 37 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 37 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 37 |
| Offside Steering rack gaiter split |2.2.D.2d| | 36 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 35 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 35 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 35 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 35 |