Lexus 2003 LS Owner's Manual page 198

AIR CONDITIONING
1 Temperature selector
(with the "DUAL" button on; for driver and rear passengers)
(with the "DUAL" button off; for driver and all passengers)
Passenger side temperature control button
2
3 Front windshield button
4 Driver side temperature display
(in degrees Fahrenheit or Centigrade)
Fan speed display
5
6 Air flow display
7 Air intake control button
8 Passenger side temperature display
(in degrees Fahrenheit or Centigrade)
9 Center vent vane swing button
Air conditioning on–off button
10
Air flow control button
11
Fan speed control button
12
OFF button
13
Automatic control button
14
Separate/dual control button
15
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