Circuit Description
WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.
This circuit turns the servomotor and changes each mode damper position by the signals from the air conditioner amplifier. When the AUTO switch is on, the A/C amplifier changes the mode automatically between (FACE), (BI-LEVEL) and (FOOT) according to the temperature setting.