D21 Hardbody XE King Cab 4WD L4-2389cc 2.4L SOHC MFI (KA24E) (1997)
Power Door Lock Control Module: Description and Operation
Power is supplied at all times:
^ through brown fusible link (located under the relay box)
^ to circuit breaker terminal (1)
^ through circuit breaker terminal (2)
^ to door lock control unit terminal (2).
Ground is supplied:
^ to door lock control unit terminal (6)
^ through body ground (M177).
INPUT
When the lock/unlock knob switch is moved to the UNLOCK or LOCK position, ground is supplied:
^ to door lock control unit terminal (1) or (5)
^ from lock/unlock knob switch terminal (3) or (1)
^ through lock/unlock knob switch terminal (2)
^ through body grounds (M49), (M105) and (M160).
When the main power window and door lock/unlock switch is moved to the UNLOCK or LOCK position, ground is supplied:
^ to door lock control unit terminal (1) or (5)
^ from main power window and door lock/unlock switch terminal (13) or (12)
^ through main power window and door lock/unlock switch terminal (14) or (4)
^ through body grounds (M49), (M105) and (M160).
OUTPUT
Unlock
Power is supplied:
^ from door lock control unit terminal (4)
^ to door lock actuator LH terminal (3), and
^ to door lock actuator RH terminal (1).
Ground is supplied:
^ from door lock control unit terminal (3)
^ to door lock actuator LH terminal (1), and
^ to door lock actuator RH terminal (3).
With power and ground supplied, the door actuators move to the unlocked position.
Lock
Power is supplied:
^ from door lock control unit terminal (3)
^ to door lock actuator LH terminal (1) and
^ to door lock actuator RH terminal (3).
Ground is supplied:
^ from door lock control unit terminal (4)
^ to door lock actuator LH terminal (3), and
^ to door lock actuator RH terminal (1).
With power and ground supplied, the door actuators move to the locked position.