FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Windows: Description and Operation

Power is supplied at all times:
^ from brown fusible link (located under relay box)
^ to circuit breaker terminal (1)
^ through circuit breaker terminal (2)
^ to ignition-2 and power window relay terminal (3).
With the ignition switch in the ON or START position, power is supplied:
^ to ignition-2 and power window relay terminal (2).
Ground is supplied to ignition-2 and power window relay terminal (1) through body grounds (M49), (M105) and (M160)
The ignition-2 and power window relay is energized and power is supplied:
^ through ignition-2 and power window relay terminal (5)
^ to main power window and door lock/unlock switch terminal (5),
^ to power window switch RH terminal (5), and
^ to power window amplifier terminals (2) and (6).
Ground is supplied:
^ to main power window and door lock/unlock switch terminal (4), and
^ to power window amplifier terminal (1)
^ through body grounds (M49), (M105) and (M160).

MANUAL OPERATION
Door LH
WINDOW UP
When the main power window and door lock/unlock switch is pressed in the UP position, ground signal is supplied:
^ to power window amplifier terminal (3)
^ through main power window and door lock/unlock switch terminal (3)
Then power is supplied:
^ through power window amplifier terminal (4)
^ to power window motor LH terminal (2).
Ground is supplied:
^ to power window motor LH terminal (1)
^ from power window amplifier terminal (8).
With power and ground supplied, the motor raises the window until the switch is released.

WINDOW DOWN
When the main power window and door lock/unlock switch is pressed in the DOWN position, ground signal is supplied:
^ to power window amplifier terminal (7)
^ through main power window and door lock/unlock switch terminal (2).
Then power is supplied:
^ through power window amplifier terminal (8)
^ to power window motor LH terminal (1).
Ground is supplied:
^ to power window motor LH terminal (2)
^ from power window amplifier terminal (4).
With power and ground supplied, the motor lowers the window until the switch is released.

Door RH

NOTE: Figures in parentheses () refer to terminal Nos. arranged in order when the DOWN or UP section of power window switch RH is pressed.

Operation by main switch
Power is supplied:
^ through main power window and door lock/unlock switch terminal (7,8)
^ to power window switch RH terminal (6,1).
The subsequent operations are the same as those outlined under "Operation by sub-switches".

Operation by sub-switches
Power is supplied:
^ through power window switch RH terminal (3,4)
^ to power window motor RH terminal (1,2).
When the power window switch RH is pressed in the DOWN or UP position, ground is supplied:
^ to power window motor RH terminal (2,1)
^ through power window switch RH terminal (4,3)
^ to power window switch RH terminal (1,6)
^ through main power window and door lock/unlock switch terminal (6,7)
^ to main power window and door lock/unlock switch terminal (4)
^ through body grounds (M49), (M105), and (M160).
Then, the motor raises or lowers the window until the switch is released.

AUTO FEATURE
The power window AUTO feature enables the driver to lower the driver's window without holding the window
switch in the down position.
The AUTO feature only operates on the driver's window downward movement.
When the main power window and door lock/unlock switch is pressed and released in the AUTO position,ground signal is supplied:
^ to power window amplifier terminal (5)
^ through main power window and door lock/unlock switch terminal (1).
Power is supplied:
^ to power window motor LH terminal (1)
^ through power window amplifier terminal (8)
Ground is supplied:
^ to power window motor LH terminal (2)
^ through power window amplifier terminal (4)
Then, the door LH window will travel to the fully open position.

LOCK FEATURE
The power window lock is designed to lock-out passenger window operation.
When the lock switch is pressed to the LOCK position, ground of the main power window and door lock/unlock switch is disconnected. This prevents the passenger power window motor from operating.