| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 670 |
| Headlamp aim out of alignment | 527 |
| Windscreen wiper does not clear the windscreen effectively | 511 |
| Registration plate lamp issues | 326 |
| Rear fog lamp not working |1.3.2b| | 230 |
| Offside Rear fog lamp not working |1.3.2b| | 166 |
| Registration plate issues | 142 |
| Centre Exhaust system not adequately supported |7.1.1| | 127 |
| Exhaust system not adequately supported |7.1.1| | 94 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 92 |
| Brakes imbalanced across an axle | 88 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 87 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 72 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 65 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 59 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 57 |
| Rear Exhaust system not adequately supported |7.1.1| | 57 |
| Offside Stop lamp not working |1.2.1b| | 52 |
| Offside front brake binding |3.7.B.1| | 47 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 47 |
| Anti-lock braking system warning lamp indicates an ABS fault | 45 |
| Nearside Stop lamp not working |1.2.1b| | 45 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 44 |
| Windscreen has damage | 41 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 40 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 40 |
| Rear fog lamp insecure |1.3.2a| | 36 |
| Nearside front brake binding |3.7.B.1| | 35 |
| Battery insecure |1.9.1| | 35 |
| Parking brake: efficiency below requirements |3.7.B.7| | 34 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 33 |
| Rear fog lamp missing |1.3.2a| | 33 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 31 |
| Brake load sensing valve seized |3.6.E.3| | 31 |
| Offside Front front brake binding |3.7.B.1| | 31 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 28 |
| 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 |
| 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| | 27 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 27 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 26 |
| Mechanical brake component has restricted free movement | 25 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 25 |
| Rear Brake load sensing valve seized |3.6.E.3| | 25 |
| 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| | 25 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 24 |
| Offside Headlamp insecure |1.7.3| | 24 |
| Front brake application uneven | 23 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 23 |
| Offside Rear fog lamp missing |1.3.2a| | 23 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Service brake: efficiency below requirements |3.7.B.7| | 22 |
| Nearside 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| | 22 |
| Rear Rear fog lamp not working |1.3.2b| | 22 |
| Offside Rear fog lamp insecure |1.3.2a| | 22 |
| 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| | 21 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 21 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 21 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 20 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 20 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Nearside Rear Stop lamp not working |1.2.1b| | 20 |
| Offside Headlamp not working on main beam |1.7.5a| | 20 |
| Rear fog lamp tell tale not working |1.3.1b| | 20 |
| Windscreen washer not working | 20 |
| Brake hose excessively deteriorated | 20 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 19 |
| Nearside Rear Leaf spring cracked |2.4.B.1a| | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Rear Stop lamp not working |1.2.1b| | 18 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 17 |
| 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| | 17 |
| Trailer electrical socket insecure |1.9.3a| | 17 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 17 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Front brake excessively fluctuating | 16 |
| Front brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Headlamp not working on main beam |1.7.5a| | 16 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 16 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Horn not working |1.6.2a| | 16 |
| Rear parking brake recording little or no effort | 15 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Offside Front Position lamp not working |4.2.1 |a|| | 15 |
| Brake load sensing valve linkage seized |3.6.E.3| | 15 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 15 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 15 |
| Nearside Front front brake binding |3.7.B.1| | 15 |
| 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| | 14 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Offside Rear Leaf spring cracked |2.4.B.1a| | 14 |
| Windscreen wiper blade insecure | 13 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 13 |
| Nearside Headlamp insecure |1.7.3| | 13 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 12 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 12 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 12 |
| Offside Rear Leaf spring fractured |5.3.1 |b| |i|| | 11 |
| 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| | 11 |
| 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| | 11 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 11 |
| Rear brake binding | 11 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 10 |
| Emissions not tested |7.0| | 10 |
| Nearside Front Upper Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 10 |
| Nearside Front Headlamp insecure |1.7.3| | 10 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 10 |
| Stop lamp not working |1.2.1b| | 10 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 10 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Rear brake application uneven | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| 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| | 9 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 9 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 9 |
| Brake performance not tested |3.7.A.1| | 9 |
| Centre Stop lamp not working |1.2.1b| | 9 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 9 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 9 |