| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 624 |
| Headlamp aim out of alignment | 392 |
| Brake hose excessively deteriorated | 234 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 171 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 156 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 131 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 127 |
| Windscreen wiper does not clear the windscreen effectively | 122 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 111 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 96 |
| Registration plate issues | 91 |
| Front brake disc in such a condition that it is seriously weakened | 69 |
| Parking brake: efficiency below requirements |3.7.B.7| | 65 |
| Brakes imbalanced across an axle | 64 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 63 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 52 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 50 |
| Nearside Stop lamp not working |1.2.1b| | 48 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 46 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 43 |
| Rear brake disc in such a condition that it is seriously weakened | 42 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 40 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 39 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 38 |
| 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 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 36 |
| Offside Stop lamp not working |1.2.1b| | 34 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 34 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 34 |
| Rear parking brake recording little or no effort | 33 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Anti-lock braking system warning lamp indicates an ABS fault | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 30 |
| Rear brake binding | 28 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 27 |
| 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| | 27 |
| 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| | 26 |
| Windscreen has damage | 24 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 23 |
| 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| | 23 |
| 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| | 22 |
| Brake hose damaged | 22 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Brake pipe excessively corroded | 21 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 18 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 17 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 16 |
| 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| | 16 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 16 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 16 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 15 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 15 |
| 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| | 15 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 13 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 13 |
| 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| | 12 |
| Nearside Front coil spring broken |2.4.C.1a| | 12 |
| 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| | 12 |
| Front brake application uneven | 12 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 12 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 12 |
| 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| | 11 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 11 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 10 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Nearside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 10 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| 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| | 10 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 10 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 10 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 9 |
| Offside Front coil spring broken |2.4.C.1a| | 9 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Fuel system component leaking |7.2.3| | 9 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 9 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 8 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 8 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 8 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 8 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Bootlid cannot be secured in the closed position |6.4.1| | 8 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |