Windows: Description and Operation

System Description
Power is supplied at all times
- from 40 A fusible link (letter I, located in the fuse and fusible link box)
- to circuit breaker terminal 1
- through circuit breaker terminal 2
- to power window relay terminal 3 and
- to front power window main switch terminal 5.

With ignition switch in ON or START position, power is supplied
- through 10 A fuse [No. 10, located in the fuse block (J/B)]
- to power window relay terminal 2, and
- to smart entrance control unit terminal 27.

Ground is supplied to power window relay terminal 1
- through body grounds M9, M25 and M87.

The power window relay is energized and power is supplied
- through power window relay terminal 5
- to power window main switch terminal 12,
- to front power window switch terminal 5,
- to rear power window switch LH and RH terminals 5.

MANUAL OPERATION

Front Door LH
Ground is supplied
- to power window main switch terminal 19
- through body grounds M9, M25 and M87.

WINDOW UP
When the front LH switch in the power window main switch is pressed in the up position, power is supplied
- to front power window regulator LH terminal 1
- through power window main switch terminal 2.

Ground is supplied
- to front power window regulator LH terminal 3
- through power window main switch terminal 1.

Then, the motor raises the window until the switch is released.

WINDOW DOWN
When the LH switch in the power window main switch is pressed in the down position, power is supplied
- to front power window regulator LH terminal 3
- through power window main switch terminal 1.

Ground is supplied
- to front power window regulator LH terminal 1
- through power window main switch terminal 2.

Then, the motor lowers the window until the switch is released.

Front Door RH
Ground is supplied
- to power window main switch terminal 19
- through body grounds M9, M25 and M87.

NOTE: Numbers in parentheses are terminal numbers, when power window switch is pressed in the UP and DOWN positions respectively.

MAIN SWITCH OPERATION
Power is supplied
- through power window main switch (4, 3)
- to front power window switch RH (3, 4).

The subsequent operation is the same as the front power window switch RH operation.

FRONT POWER WINDOW SWITCH RH OPERATION
Power is supplied
- through front power window switch RH (1, 2)
- to front power window regulator RH (1, 2).

Ground is supplied
- to front power window regulator RH (2, 1)
- through front power window switch RH (2, 1)
- to front power window switch RH (4, 3)
- through power window main switch (3, 4).

Then, the motor raises or lowers the window until the switch is released.

Rear Door
Rear door windows will raise and lower in the same manner as front door RH window.

AUTO OPERATION
The power window AUTO feature enables the driver to open or close the driver's window without holding the window switch in the down or up position.
The AUTO feature only operates on the driver's window.

POWER WINDOW LOCK
The power window lock is designed to lock operation of all windows except for driver's door window.

When the lock switch is pressed to lock position, ground of the front and rear power window switches in the power window main switch is disconnected. This prevents the power window motors from operating.

RETAINED POWER OPERATION
When the ignition switch is turned to OFF position from ON or START position, power is supplied for 45 seconds
- to power window relay terminal 2
- from smart entrance control unit terminal 46. Ground is always supplied
- to power window relay terminal 1
- through body grounds M9, M25 and M87.

When power and ground are supplied, the power window relay continues to be energized, and the power window can be operated.
The retained power operation is canceled when the driver or passenger side door is opened.

INTERRUPTION DETECTION FUNCTION
Power window main switch monitors the power window regulator motor operation and the power window position (full closed or other) for driver's power window by the signals from encoder and limit switch in front power window regulator (driver's side).

When power window main switch detects interruption during the following close operation in the driver's side door,
- automatic close operation when ignition switch is in the "ON" position
- automatic close operation during retained power operation
- manual close operation during retained power operation power window main switch controls driver's power window regulator motor for open and the power window will be lowered about 150 mm (5.91 in).