1997 Toyota Supra Owners Manual - Page 117

-Instrument panel vents Defogging and defrosting -The inside of the windshield For best results, set controls to: Temperature- Towards high temperature to heat; low temperature to cool Air intake-FRESH (outside air) Air flow-WINDSHIELD Pressing the windshield air flow button turns on the defroster-linked air conditioning. At this time, the "A/C" button indicator comes on regardless of whether or not the "A/C" button is pressed in. This is to clean up front view more quickly. S On humid days, do not blow cold air on the windshield-the difference between the outside and inside temperatures could make the fogging worse. -The outside of the windshield For best results, set controls to: Temperature- Towards high temperature Air intake-FRESH (outside air) Air flow-WINDSHIELD Pressing the windshield air flow button turns on the defroster-linked air conditioning. At this time, the "A/C" button indicator comes on regardless of whether or not the "A/C" button is pressed in. This is to clean up front view more quickly. S To heat the vehicle interior while defrosting the windshield, choose floor/ windshield air flow. 109