2008 Lexus RX 350 Navigation Manual - Page 275

RX350_Navi_U (L/O 0612) AIR CONDITIONING 275 - The outside of the windshield For best results, set controls to: For automatic operation - Temperature - Towards high temperature Air intake - OUTSIDE AIR Air flow - WINDSHIELD For manual operation - Fan speed - To the desired fan speed Temperature - Towards high temperature Air intake - OUTSIDE AIR Air flow - WINDSHIELD When the windshield air flow button is pushed, air flows mainly from the windshield vents and turns on the defogging function with the purpose of clearing the front view. Pushing the windshield air flow button turns on the defroster-linked air conditioning. At this time, the indicator of "A/C" comes on regardless of whether or not "A/C" is touched in. This is to clean up the front view more quickly. Pushing this button once again returns the air flow mode to the last one used. This button automatically changes the air intake mode to select the OUTSIDE AIR mode. This clears the front view more quickly. It is not possible to return to RECIRCULATED AIR mode when the windshield air flow button is on. D To heat the vehicle interior while defrosting the windshield, choose floor/ windshield air flow. (e) Side vents and rear vents " Side vents " Rear vents