| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 16103 |
| Headlamp aim out of alignment | 12134 |
| Brake pipe excessively corroded | 10407 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4893 |
| Registration plate lamp issues | 4433 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4093 |
| Brakes imbalanced across an axle | 2319 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2159 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2123 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1457 |
| Rear parking brake recording little or no effort | 1232 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1108 |
| Rear brake disc in such a condition that it is seriously weakened | 1040 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 954 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 926 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 900 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 818 |
| Rear brake binding | 818 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 775 |
| Offside Stop lamp not working |1.2.1b| | 741 |
| Registration plate issues | 728 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 718 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 707 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 683 |
| Windscreen washer not working | 644 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 644 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 640 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 638 |
| Nearside Stop lamp not working |1.2.1b| | 624 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 596 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 594 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 556 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 520 |
| Offside Front Position lamp not working |4.2.1 |a|| | 505 |
| Brake hose excessively deteriorated | 502 |
| Anti-lock braking system warning lamp indicates an ABS fault | 500 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 494 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 487 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 469 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 440 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 386 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 382 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 370 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 368 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 348 |
| Emissions not tested (8.2.1.2 (d)) | 347 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 343 |
| Offside Rear Stop lamp not working |1.2.1b| | 320 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 319 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 314 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 313 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 287 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 286 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 283 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 273 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 268 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 258 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 256 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 255 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 245 |
| Nearside Rear Stop lamp not working |1.2.1b| | 244 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 233 |
| Nearside front brake binding |3.7.B.1| | 228 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 228 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 223 |
| Front brake disc in such a condition that it is seriously weakened | 221 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 208 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 208 |