| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 819 |
| Registration plate lamp issues | 598 |
| Brake pipe excessively corroded | 529 |
| Windscreen wiper does not clear the windscreen effectively | 519 |
| Headlamp aim out of alignment | 480 |
| Rear parking brake recording little or no effort | 396 |
| Anti-lock braking system warning lamp indicates an ABS fault | 314 |
| Parking brake lever has no reserve travel |3.1.6b| | 276 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 260 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 251 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 238 |
| Brakes imbalanced across an axle | 234 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 217 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 210 |
| Registration plate issues | 205 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 186 |
| Rear brake binding | 162 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 142 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 131 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 127 |
| Service brake: efficiency below requirements |3.7.B.7| | 116 |
| Emissions not tested |7.0| | 95 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 95 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 89 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 79 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 76 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 71 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 71 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 68 |
| Bonnet cannot be secured in the closed position |8.4.1| | 66 |
| Front brake application uneven | 63 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 63 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 63 |
| Nearside Stop lamp not working |1.2.1b| | 63 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 63 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 62 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 62 |
| Offside Stop lamp not working |1.2.1b| | 57 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 55 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Rear brake application uneven | 53 |
| Offside front brake binding |3.7.B.1| | 53 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 52 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 51 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 49 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 46 |
| Windscreen has damage | 40 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 40 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 40 |
| Offside Front front brake binding |3.7.B.1| | 37 |
| Offside Rear fog lamp not working |1.3.2b| | 35 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 35 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 35 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 34 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 31 |
| 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| | 30 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 29 |
| Offside Steering rack gaiter split |2.2.D.2d| | 29 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 28 |
| Rear brake disc in such a condition that it is seriously weakened | 28 |
| Rear Mechanical brake component has restricted free movement | 27 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 26 |
| Front brake disc in such a condition that it is seriously weakened | 24 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 22 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Rear Exhaust system not adequately supported |7.1.1| | 21 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 20 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 20 |
| Offside Front coil spring fractured |2.4.C.1a| | 20 |
| Fuel cap/sealing device missing |7.2.4a| | 20 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 20 |
| Nearside front brake binding |3.7.B.1| | 20 |
| Mechanical brake component has restricted free movement | 20 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 18 |
| Brake hose excessively deteriorated | 18 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 17 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 17 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 17 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 17 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Battery insecure |1.9.1| | 16 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 16 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 16 |
| Windscreen wiper blade insecure | 16 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 15 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 15 |
| Rear brake disc excessively pitted |3.5.1h| | 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| | 15 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 14 |
| Front position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 14 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Parking brake: efficiency below requirements |3.7.D.4| | 13 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 13 |
| Horn not working |1.6.2a| | 13 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Nearside Headlamp not working on main beam |1.7.5a| | 13 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 13 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 13 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| 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| | 12 |
| Offside Front coil spring incomplete |2.4.C.1a| | 12 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| 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| | 12 |