Operation CHARM: Car repair manuals for everyone.

Mode Selector Buttons

The heater and A/C control has a mode selector button for each of the following functions:
^ OFF
^ AUTO
^ AIR FLOW
^ VENT
^ RECIRC
^ FRONT DEFROST
^ REAR DEFOG

If the driver presses AUTO, the following actions occur:
^ The HCM tests the internal temperature selected by the operator and the information provided by the system's network of sensors.
^ The HCM then initiates the appropriate air intake point, air discharge points and activates/deactivates the A/C compressor.