XG 350 V6-3.5L (2002)
Blower Motor: Description and Operation
Automatic
Circuit Description
The blower motor runs at the highest speed when the high blower relay coil energized through A/C control module. The function of the power transistor
is that of the blower resister in manual A/C. The power transistor is controlled by the input currents applied to the power transistor BASE terminal.