| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 3774 |
| Windscreen wiper does not clear the windscreen effectively | 2934 |
| Headlamp aim out of alignment | 2803 |
| Registration plate lamp issues | 1828 |
| Brakes imbalanced across an axle | 1241 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 972 |
| Registration plate issues | 815 |
| Nearside Front coil spring broken |2.4.C.1a| | 773 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 706 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 701 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 665 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 652 |
| Parking brake lever has no reserve travel |3.1.6b| | 625 |
| Offside Front coil spring broken |2.4.C.1a| | 541 |
| Horn not working (7.7 (a)) | 515 |
| Parking brake: efficiency below requirements |3.7.B.7| | 446 |
| Anti-lock braking system warning lamp indicates an ABS fault | 340 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 338 |
| Rear parking brake recording little or no effort | 334 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 331 |
| Offside Rear Shock absorbers has a serious fluid leak | 328 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 326 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 323 |
| Horn not working |1.6.2a| | 307 |
| Rear fog lamp not working |1.3.2b| | 291 |
| Windscreen washer not working | 272 |
| Horn not working (7.7 (a) (ii)) | 266 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 259 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 255 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 240 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 236 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 231 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 213 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 202 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 201 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 191 |
| Offside Rear fog lamp not working |1.3.2b| | 185 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 185 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 181 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 179 |
| Rear brake binding | 170 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 169 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 169 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 165 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 164 |
| Nearside Stop lamp not working |1.2.1b| | 161 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 158 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 155 |
| Offside Stop lamp not working |1.2.1b| | 154 |
| Horn not working |7.7 |a| |ii|| | 140 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 136 |
| Offside Front Position lamp not working |4.2.1 |a|| | 130 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 128 |
| Front brake disc in such a condition that it is seriously weakened | 125 |
| Service brake: efficiency below requirements |3.7.B.7| | 119 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 119 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 119 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 118 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 112 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 108 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 106 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 105 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 104 |
| Front brake application uneven | 102 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 101 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 100 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 99 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 99 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 98 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 98 |
| Rear brake application uneven | 98 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 96 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 96 |
| Nearside Rear Shock absorbers has a serious fluid leak | 96 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 96 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 95 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 94 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 94 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 94 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 93 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 92 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 90 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 90 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 89 |
| Reversing lamp inoperative (4.6.1 (a)) | 85 |
| Windscreen has damage | 84 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 79 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 77 |
| Front brake excessively fluctuating | 71 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 68 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 66 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 65 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 65 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 62 |
| Nearside Rear Stop lamp not working |1.2.1b| | 62 |
| rear parking |secondary| brakes imbalanced | 60 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 60 |
| Brake hose excessively deteriorated | 58 |
| Offside Front Shock absorbers has a serious fluid leak | 57 |
| Offside front brake binding |3.7.B.1| | 56 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 56 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 56 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 56 |