| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1498 |
| Windscreen wiper does not clear the windscreen effectively | 1288 |
| Brake pipe excessively corroded | 1044 |
| Headlamp aim out of alignment | 920 |
| Registration plate issues | 249 |
| Brakes imbalanced across an axle | 198 |
| Offside Rear fog lamp not working |1.3.2b| | 189 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 164 |
| Rear fog lamp not working |1.3.2b| | 161 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 144 |
| Parking brake lever has no reserve travel |3.1.6b| | 140 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 133 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 132 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 132 |
| Parking brake: efficiency below requirements |3.7.B.7| | 114 |
| Rear parking brake recording little or no effort | 88 |
| Anti-lock braking system warning lamp indicates an ABS fault | 86 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 83 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 72 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 64 |
| Windscreen has damage | 64 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 61 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 57 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 53 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 52 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 51 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 51 |
| Rear brake binding | 50 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 49 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 48 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 48 |
| Nearside Stop lamp not working |1.2.1b| | 47 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 47 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 47 |
| Offside Stop lamp not working |1.2.1b| | 46 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 46 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 46 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 44 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 44 |
| Offside Front Position lamp not working |4.2.1 |a|| | 44 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 44 |
| Front brake application uneven | 44 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 43 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Rear brake disc in such a condition that it is seriously weakened | 42 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 40 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 39 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 39 |
| Brake hose excessively deteriorated | 39 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Nearside front brake binding |3.7.B.1| | 37 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 35 |
| Nearside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 35 |
| Mechanical brake component has restricted free movement | 35 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 34 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 34 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 34 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 33 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 33 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 33 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 33 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 32 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 31 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 30 |
| Windscreen wiper blade insecure | 30 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 29 |
| Rear Rear fog lamp not working |1.3.2b| | 29 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Offside front brake binding |3.7.B.1| | 28 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 28 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 27 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 27 |
| Front brake disc in such a condition that it is seriously weakened | 26 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 26 |
| Offside Front Shock absorbers has a serious fluid leak | 25 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 25 |
| Offside Rear Shock absorbers has a serious fluid leak | 25 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 25 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 25 |
| Nearside Rear Stop lamp not working |1.2.1b| | 24 |
| Nearside Front Inner 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 Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 24 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 24 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 24 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 23 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Rear Mechanical brake component has restricted free movement | 23 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Horn not working |1.6.2a| | 21 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 21 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |