It is a simple swap to replace the fuse.
Scion door lock issues.
It is time to bring it in for repair.
All doors multiple doors fail to lock unlock.
It is just a wear and tear item.
Apdty 136028 front left driver side door lock actuator fits 2004 2006 scion xb 2000 2005 toyota echo replaces 6912052030 69120 52030 4 5 out of 5 stars 6 14 90.
All doors multiple doors fail to lock unlock.
If you have multiple doors or all the doors failing to lock unlock you either have a simple blown fuse or a much larger wiring issue.
If you have multiple doors or all doors failing to lock unlock with the key fob and the interior door locks it is most likely a larger electrical issue.
For the fuse there is a door window fuse in the fuse box.
The door actuator going bad is a pretty common maintenance item with cars.