2008 Lexus RX 400h Navigation Manual - Page 269

AIR CONDITIONING The automatic air conditioning automatically maintains the set temperature. In the automatic operation mode, the air conditioning selects the most suitable fan speed, air flow, air intake and on-off the air conditioning according to the temperature. The engine switch must be in the "ON" position. (a) Climate control SETTING OPERATION - automatic control "CLIMATE": Push this button to display touch-screen buttons for automatic air conditioning controls. NOTICE To prevent the 12 volt battery from being discharged, do not leave the air conditioning on longer than necessary when the hybrid system is off. 1. Push the "AUTO" button. An indicator light will come on to show that the automatic operation mode has been selected. Air flow quantity from, on-off of the air conditioning and switching of the air intake mode are automatically adjusted. When you press the "AUTO" button with the air intake mode at OUTSIDE AIR, internal circulation may be applied for maximum cooling. The operation status is shown by each indicator and display. When one of the manual control buttons is depressed while operating in automatic mode, the operation corresponding to the depressed button is set. Other conditions continue to be adjusted automatically. Push the "OFF" button to turn the air conditioning system off. 289