2009 Mercedes R-Class Owner's Manual - Page 197

Controls in detail 3-zone automatic climate control Automatic mode with rear climate control panel X Setting the temperature You can set the air temperature for each of the 3 zones separately.You should raise or lower the temperature setting in small increments, preferably starting at 72‡ (22†). Activating: Press button U. The indicator lamp in the button comes on. The temperature, air volume and air distribution are adjusted automatically. Deactivating: Press button · or Q. The automatic air volume is switched off and is controlled according to the desired setting. The automatic air distribution remains switched on. Press button Z or a. The automatic air distribution is switched off and is controlled according to the desired position. The automatic air volume remains switched on. Canada only X Increasing/decreasing: Turn temperature control 1 and/or 9 (Y page 189) slightly clockwise or counterclockwise. X Rear temperature with front climate control panel X or X Press button : (USA only) or Ñ (Canada only). Canada only: In display e (Y page 189) you will see the ) symbol. USA only X Increasing/decreasing: Turn temperature control 7 (Y page 186) slightly clockwise or counterclockwise. Front temperature with front climate control panel USA only X Increasing/decreasing: Turn temperature control 1 and/or 7 (Y page 186) slightly clockwise or counterclockwise. Canada only X Increasing/decreasing: Turn temperature control 9 (Y page 189) slightly clockwise or counterclockwise. Z 195