Power Locks: Description and Operation

Power is supplied at all times:
^ through 7.5 A fuse (No. (41), located in the fuse and fusible link box)
^ to smart entrance control unit terminal (9), and
^ through 30 A fusible link (Letter (a), located in the fuse and fusible link box)
^ to circuit breaker-1 terminal (1)
^ through circuit breaker-1 terminal (2)
^ to smart entrance control unit terminal (3).
Ground is supplied to smart entrance control unit terminals (1), (20) and (54) through body grounds (M5), (M78) and (M123).

INPUT
When the main power window and door lock/unlock switch is in the LOCK position, ground signal is supplied:
^ through body grounds (M5), (M78) and (M123)
^ to main power window and door lock/unlock switch terminal (5),
^ through main power window and door lock/unlock switch terminal (7)
^ to smart entrance control unit terminal (33).
When the door lock/unlock switch RH is in the LOCK position, ground signal is supplied
^ through body grounds (M5), (M78) and (M123)
^ to door lock/unlock switch RH terminal (4),
^ through door lock/unlock switch RH terminal (1)
^ to smart entrance control unit terminal (33).
When the main power window and door lock/unlock switch is in the UNLOCK position, ground signal is supplied:
^ through body grounds (M5), (M78) and (M123)
^ to main power window and door lock/unlock switch terminal (5),
^ through main power window and door lock/unlock switch terminal (8)
^ to smart entrance control unit terminal (34)
When the door lock/unlock switch RH is in the UNLOCK position, ground signal is supplied
^ through body grounds (M5), (M78) and (M123)
^ to door lock/unlock switch RH terminal (4),
^ through door lock/unlock switch RH terminal (3)
^ to smart entrance control unit terminal (34)

OUTPUT
Unlock
Power is supplied:
^ from smart entrance control unit terminal (2)
^ to front door lock actuator LH terminal (2)
^ from smart entrance control unit terminal (7)
^ to front door lock actuator RH terminal (2)
^ to sliding door lock actuator terminal (2), and
^ from smart entrance control unit terminal (8)
^ to back door lock actuator terminal (2).
Ground is supplied:
^ from smart entrance control unit terminal (6)
^ to all door lock actuators terminal (1).
With power and ground supplied, the door lock actuators move to the unlocked position.

Lock
Power is supplied:
^ from smart entrance control unit terminal (6)
^ to all door lock actuators terminal (1).
Ground is supplied:
^ from smart entrance control unit terminal (2)
^ to front door lock actuator LH terminal (2)
^ from smart entrance control unit terminal (7)
^ to front door lock actuator RH terminal (2)
^ to sliding door lock actuator terminal (2), and
^ from smart entrance control unit terminal (8)
^ to back door lock actuator terminal (2).
With power and ground supplied, the door lock actuators will move to the locked position.

KEY REMINDER DOOR SYSTEM
When the key is inserted into the ignition key cylinder, the key switch closes and a ground signal is supplied:
^ through body grounds (M5), (M78) and (M123)
^ to key switch terminal (2)
^ through key switch terminal (1)
^ to smart entrance control unit terminal (14)
With the ground signal supplied, the smart entrance control unit provides a key reminder feature.

Main Power Window And Door Lock/unlock Switch:

OPERATIVE CONDITION
^ The lock/unlock switches on driver's and passenger's door trim can lock and unlock all doors.
^ With the lock knob on front LH or RH door set to LOCK, all doors are locked.

Models with multi-remote control system
^ With the door key inserted in the key cylinder on front LH or RH door, or sliding door, turning it to LOCK, will lock all doors; turning it to UNLOCK once unlocks the corresponding door; turning it to UNLOCK again within 5 seconds after the first unlock operation unlocks all of the other doors.
However, if the ignition key is in the ignition key cylinder and one or more of the front doors are open, setting the lock/unlock switch, lock knob, or the door key to LOCK locks the doors once but then immediately unlocks them. - (KEY REMINDER DOOR SYSTEM)
If any of the following symptoms occur, key reminder door system is malfunctioning.
^ With ignition key removed from the ignition key cylinder and all doors closed, operating the lock/ unlock switch or lock knob on the front LH or RH door trim unlocks all doors the instant they are locked.
^ With ignition key inserted into the ignition key cylinder and front LH or RH door opened, operating the lock/unlock switch or lock knob on the front LH or RH door trim to LOCK does not unlock all doors.