Operation CHARM: Car repair manuals for everyone.
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Power Locks: Description and Operation

Power is supplied at all times
^ through 3O A fusible link (Letter (e) ,located in the fuse and fusible link box)
^ to circuit breaker terminal (1)
^ through circuit breaker terminal (2)
^ to door lock timer terminal (1).
Power is also supplied
^ through 1O A fuse (No. (25) located in the fuse block)
^ to key switch terminal (1).

INPUT
When the key switch is in ON position (ignition key is inserted in the key cylinder), power is supplied
^ through key switch terminal (2)
^ to door lock timer terminal (7)
When the front door (Driver side) is open, ground signal is supplied
^ to door lock timer terminal (4)
^ through front door switch (Driver side) terminal (1)
^ to front door switch (Driver side) terminal (3)
^ through body grounds (M101) and (M165).
When the front door (Passenger side) is open, ground signal is supplied
^ to door lock timer terminal (12)
^ through front door switch terminal (1)
^ to front door switch terminal (3)
^ through body grounds (M101) and (M165)
When the door lock & unlock switch is in LOCK position, ground signal is supplied
^ to door lock timer terminal (16)
^ through door lock & unlock switch terminal (10)
^ to door lock & unlock switch terminal (12)
^ through body grounds (M101) and (M165)
When the door lock & unlock switch is in UNLOCK position, ground signal is supplied
^ to door lock timer terminal (15)
^ through door lock & unlock switch terminal (11)
^ to door lock & unlock switch terminal (12)
^ through body grounds (M101) and (M165)
When the door lock knob or door key is turned to UNLOCK position, then door lock actuator (door unlock sensor) is in UNLOCK position.
Ground signal is supplied
^ to door lock timer terminal (10)
^ through front door lock actuator (Driver side) (door unlock sensor) terminal (4)
^ to front door lock actuator (Driver side) (door unlock sensor) terminal (2)
^ through body grounds (M1) and (M60), and
^ to door lock timer terminal (9)
^ through front door lock actuator (Passenger side) (door unlock sensor) terminal (4)
^ to front door lock actuator (Passenger side) (door unlock sensor) terminal (2)
^ through body grounds (M1) and (M60)
With door key turned to UNLOCK position, continuity exists between Full Stroke and Neutral of the front key cylinder switch (lock/unlock switch).
A ground signal is then sent
^ to door lock timer terminal (11) or (14)
^ through front door key cylinder switches (Driver side) and (Passenger side) (unlock switch) terminal (1) or (2)
^ to front door key cylinder switches (Driver side) and (Passenger side) (unlock switch) terminal (4)
^ through body grounds (M1) and (M60)

OUTPUT
Unlock

Ground is supplied
^ to front door lock actuator (Driver side) terminal (1),
^ to front door lock actuator (Passenger side) terminal (1),
^ to rear door lock actuator LH terminal (1) and
^ to rear door lock actuator RH terminal (1)
^ through door lock timer terminal (2).

FRONT DOOR (Driver side)
Power is supplied to front door lock actuator (Driver side) terminal (3)1
^ through door lock timer terminal (6).

OTHER DOORS
Power is supplied
^ to front door lock actuator (Passenger side) terminal (3),
^ to rear door lock actuator LH terminal (3) and
^ to rear door lock actuator RH terminal (3)
^ through door lock timer terminal (3).
Then, the door is unlocked.

Lock
Ground is supplied
^ to front door lock actuator (Driver side) terminal (3)
^ through door lock timer terminal (6), and
^ to front door lock actuator (Passenger side) terminal (3),
^ to rear door lock actuator LH terminal (3) and
^ to rear door lock actuator RH terminal (3)
^ through door lock timer terminal (3).
Power is supplied
^ to front door lock actuator (Driver side) terminal (1),
^ to front door lock actuator (Passenger side) terminal (1),
^ to rear door lock actuator LH terminal (1) and
^ to rear door lock actuator RH terminal (1)
^ through door lock timer terminal (2).
Then, the door is locked.
For details concerning input and output conditions, refer to "DOOR LOCK TIMER INSPECTION".

OPERATION BY MULTI-REMOTE CONTROL SYSTEM
Multi-remote control unit sends a signal to terminal (8) (Unlock signal) or terminal (11) (Lock signal) of the door lock timer. Door lock timer will operate the same when it receives a lock or unlock signal from other switches.