Door locks are protected by circuit breakers. A surge of power to a fuse would cause it to blow. They are located in the fuse panel.
Pull the fuse
There is not a specifically designated fuse for the power locks on the underdash fusebox label. The power locks are actually on the sunroof fuse (#15), whether or not the car has a sunroof. Check that fuse and replace if necessary.
Remove the power locks and windows fuse you will loose power for your windows also
#25
Check the fuse and relay.
The power door locks on a Dodge Caravan can stop working if the fuse is bad. Check the power door lock relay fuse that is located in the engine compartment on most Dodge Caravans. It should be next to the battery.
What fuse in the fuse box is for the automatic door locks in an Infinity J30?
The 1997 Jeep Grand Cherokee power door lock fuse can be found in the fuse box. The fuse will be in the first column, third from the bottom.
all you can do is pull out the fuse for the power locks and lock the doors yourself
Check the fuse.
Check fuse