| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1194 |
| Headlamp aim out of alignment | 723 |
| Windscreen wiper does not clear the windscreen effectively | 716 |
| Registration plate lamp issues | 356 |
| Offside Rear fog lamp not working |1.3.2b| | 317 |
| Rear fog lamp not working |1.3.2b| | 236 |
| Brakes imbalanced across an axle | 211 |
| Centre Exhaust system not adequately supported |7.1.1| | 185 |
| Registration plate issues | 165 |
| Exhaust system not adequately supported |7.1.1| | 134 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 132 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 114 |
| Offside Stop lamp not working |1.2.1b| | 104 |
| Nearside front brake binding |3.7.B.1| | 102 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 92 |
| Nearside Stop lamp not working |1.2.1b| | 92 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 92 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 92 |
| Offside front brake binding |3.7.B.1| | 91 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 91 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 90 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 77 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 75 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 73 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Brake load sensing valve seized |3.6.E.3| | 64 |
| Rear Exhaust system not adequately supported |7.1.1| | 63 |
| Brake load sensing valve linkage seized |3.6.E.3| | 62 |
| Rear fog lamp missing |1.3.2a| | 59 |
| Brake hose excessively deteriorated | 58 |
| Offside Rear fog lamp missing |1.3.2a| | 55 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 55 |
| Offside Rear fog lamp insecure |1.3.2a| | 52 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 50 |
| Rear Rear fog lamp not working |1.3.2b| | 50 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 47 |
| Front brake application uneven | 46 |
| Offside Front front brake binding |3.7.B.1| | 45 |
| Horn not working |1.6.2a| | 44 |
| 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| | 44 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 43 |
| Offside Rear Stop lamp not working |1.2.1b| | 43 |
| Nearside Front front brake binding |3.7.B.1| | 42 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 42 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 42 |
| Parking brake: efficiency below requirements |3.7.B.7| | 41 |
| Windscreen has damage | 40 |
| Nearside Rear Leaf spring cracked |2.4.B.1a| | 39 |
| Service brake: efficiency below requirements |3.7.B.7| | 39 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 38 |
| Rear fog lamp tell tale not working |1.3.1b| | 38 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 37 |
| Front brake disc in such a condition that it is seriously weakened | 36 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 36 |
| Offside Rear Leaf spring cracked |2.4.B.1a| | 35 |
| Offside Front constant velocity joint gaiter deteriorated 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 | 33 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 33 |
| Battery insecure |1.9.1| | 31 |
| Nearside Rear Stop lamp not working |1.2.1b| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 29 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 29 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 29 |
| 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| | 29 |
| Rear fog lamp insecure |1.3.2a| | 29 |
| Offside Headlamp insecure |1.7.3| | 29 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 27 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 27 |
| 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| | 26 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 26 |
| Rear parking brake recording little or no effort | 26 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 25 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 25 |
| Emissions not tested |7.0| | 25 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 24 |
| 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| | 23 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 23 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| 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| | 22 |
| Rear brake application uneven | 22 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 22 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 21 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 21 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 21 |
| Nearside Headlamp insecure |1.7.3| | 20 |
| Offside Front brake disc excessively pitted |3.5.1h| | 20 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 20 |
| 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| | 19 |
| Rear Brake load sensing valve seized |3.6.E.3| | 19 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 19 |
| Rear brake binding | 19 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 19 |
| Towbar component excessively corroded |6.6.1| | 18 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 18 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 18 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 17 |
| Windscreen wiper blade insecure | 16 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 16 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 16 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 16 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 16 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 16 |
| Windscreen washer not working | 16 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Nearside Headlamp not working on main beam |1.7.5a| | 15 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 14 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 14 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 14 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 14 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 14 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Rear Exhaust has a part missing |7.1.1a| | 13 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 13 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 13 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 13 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Nearside Rear position lamp|s| incomplete |1.1.4a| | 13 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 13 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| 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| | 13 |
| 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| | 13 |