| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 4302 |
| Registration plate lamp issues | 3064 |
| Windscreen wiper does not clear the windscreen effectively | 2345 |
| Headlamp aim out of alignment | 2061 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 766 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 697 |
| Registration plate issues | 618 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 463 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 430 |
| Brakes imbalanced across an axle | 410 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 332 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 304 |
| Anti-lock braking system warning lamp indicates an ABS fault | 302 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 273 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 263 |
| Windscreen washer not working | 228 |
| Rear fog lamp not working |1.3.2b| | 224 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 221 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 192 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 169 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 166 |
| Offside Rear fog lamp not working |1.3.2b| | 165 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 163 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 163 |
| Nearside Stop lamp not working |1.2.1b| | 160 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 159 |
| Offside Stop lamp not working |1.2.1b| | 157 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 154 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 154 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 154 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 153 |
| Brake hose excessively deteriorated | 153 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 151 |
| Offside Front Position lamp not working |4.2.1 |a|| | 147 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 141 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 141 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 139 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 138 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 135 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 132 |
| Brake load sensing valve seized but ABS functioning (1.1.17 (c) (i)) | 132 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 124 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 122 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 122 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 121 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 116 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 108 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 105 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 101 |
| Offside Front Shock absorbers has a serious fluid leak | 100 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 99 |
| Nearside Front Shock absorbers has a serious fluid leak | 99 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 97 |
| Windscreen has damage | 97 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 96 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 94 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 93 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 93 |
| Offside Headlamp not working on main beam |1.7.5a| | 92 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 88 |
| Offside Rear Shock absorbers has a serious fluid leak | 87 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 83 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 82 |
| Nearside Rear Shock absorbers has a serious fluid leak | 81 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 81 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 79 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 76 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 75 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 74 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 73 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 71 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 71 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 70 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 70 |
| Brake load sensing valve seized |3.6.E.3| | 69 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 68 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 68 |
| Parking brake: efficiency below requirements |3.7.B.7| | 68 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 67 |
| Nearside Front Drag link end ball joint has excessive play (2.1.3 (b) (i)) | 66 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 64 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 64 |
| Battery insecure |1.9.1| | 63 |
| Rear Prop shaft joint excessively worn (6.1.7 (c) (i)) | 63 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 62 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 59 |
| Nearside Headlamp not working on main beam |1.7.5a| | 59 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 58 |
| Nearside Rear Stop lamp not working |1.2.1b| | 58 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 57 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 56 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 56 |
| Offside Rear Stop lamp not working |1.2.1b| | 55 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 55 |
| Rear brake application uneven | 54 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 54 |
| Emissions not tested (8.2.2.2 (e)) | 53 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 53 |
| Horn not working |1.6.2a| | 52 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 52 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 50 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 50 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 48 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 48 |
| Brake performance not tested (1.2.1 (g)) | 48 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 48 |