Under dash in fuse panel; Relay Switch #2 (On left, second from top)
more than likely
Relay being activated
Your 1998 F150 has 3 relays for your power door locks : an all unlock relay / a driver unlock relay / and an ALL LOCK RELAY I'm guessing that the ALL LOCK RELAY has failed I'm sorry but I haven't found the location of the power lock/unlock relays on your F150 yet ( does anyone know the location of the power door lock / unlock relays on a 1998 F150 ? )
The power control module (PCM) is the brain of the vehicles engine functions. The relay is a module as part of its power supply circuit.
Your switch is bad or the window motor has gone out
check to see if the fuse is bad
driver side under the hood inside the power distribution box relay 3
how to put a power window back on track on a 1991 ford f150
behind rear seat
On a 2001 Ford F150, the turn signal flasher is located in a relay box on the passenger's side of the steering column. To access it, you must remove the panel under the steering column.
Check your fuses, check for power going into the window motor, exc.
in the power distribution box under the hood