| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 9359 |
| Headlamp aim out of alignment | 6840 |
| Brake pipe excessively corroded | 4941 |
| Registration plate lamp issues | 3656 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1810 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1408 |
| Rear parking brake recording little or no effort | 926 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 912 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 857 |
| Brakes imbalanced across an axle | 818 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 759 |
| Nearside Stop lamp not working |1.2.1b| | 748 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 695 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 678 |
| Registration plate issues | 668 |
| Offside Stop lamp not working |1.2.1b| | 660 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 611 |
| Rear brake binding | 562 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 530 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 529 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 492 |
| Rear brake disc in such a condition that it is seriously weakened | 460 |
| Brake hose excessively deteriorated | 424 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 423 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 419 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 404 |
| Front brake disc in such a condition that it is seriously weakened | 401 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 379 |
| Nearside Rear Stop lamp not working |1.2.1b| | 366 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 357 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 328 |
| Parking brake lever has no reserve travel |3.1.6b| | 323 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 306 |
| Offside Rear Stop lamp not working |1.2.1b| | 299 |
| Windscreen washer not working | 276 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 273 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 257 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 252 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 249 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 243 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 240 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 233 |
| Offside Front Position lamp not working |4.2.1 |a|| | 225 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 211 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 208 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 203 |
| Offside Rear Shock absorbers has a serious fluid leak | 202 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 194 |
| Anti-lock braking system warning lamp indicates an ABS fault | 191 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 179 |
| Rear Mechanical brake component has restricted free movement | 174 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 171 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 170 |
| Centre Exhaust system not adequately supported |7.1.1| | 170 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 160 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 154 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 153 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 153 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 150 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 148 |
| Front brake excessively fluctuating | 143 |
| Nearside Rear Shock absorbers has a serious fluid leak | 140 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 140 |
| Exhaust system not adequately supported |7.1.1| | 140 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 138 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 136 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 135 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 132 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 129 |
| Windscreen wiper blade insecure | 128 |
| Rear brake application uneven | 127 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 125 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 122 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 121 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 118 |
| Emissions not tested (8.2.1.2 (d)) | 116 |
| Windscreen has damage | 116 |
| Front brake application uneven | 113 |