2012 Toyota Prius Owners Manual - Page 1142

3-1. Using the air conditioning system and defogger Using automatic air conditioning system STEP 1 Press . * The air conditioning system begins to operate. Air outlets and fan speed are automatically adjusted according to the temperature setting. *: When ( is pressed, the current temperature setting display ) will be automatically selected. STEP 2 Turn to the clockwise to raise the temperature, or counterclockwise to lower. 282 PRIUS v_U (OM47784U)