Lexus ES300 Owner's Manual page 175

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 ignition key must be in the "ON" position.
NOTICE
To prevent the battery from being discharged, do not
leave the air conditioning on longer than necessary
when the engine is not running.
AIR CONDITIONING
1 "TEMP" (driver side temperature control) button
2 Driver side temperature display (in degrees
Fahrenheit or Centigrade)
3 Fan speed display
4 Outside temperature display
5 Air flow display
6 Passenger side temperature display (in degrees
Fahrenheit or Centigrade)
7 "PASSENGER TEMP" (passenger side temperature
control) button
8 "DUAL" (temperature setting mode change) button
9 Windshield air flow button
"MODE"(air flow control) button
10
Air intake control button
11
Fan speed control button
12
"OFF" button
13
"AUTO" button
14
"A/C" button
15
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