2007 Mercedes C-Class Owner's Manual - Page 179

Controls in detail Automatic climate control Setting the temperature Use temperature controls 3 and d for the left side or 6 and b for the right side ( page 175) to separately adjust the air temperature on each side of the passenger compartment. You should raise or lower the temperature setting in small increments, preferably starting at 72°F (22°C). The automatic climate control will adjust to the set temperature as fast as possible. Increasing Press temperature button 3 and/or 6 ( page 175) until the desired temperature appears in the display 4 ( page 175). The automatic climate control system will correspondingly adjust the interior air temperature. Decreasing Press temperature button b and/or d ( page 175) until the desired temperature appears in the display 4 ( page 175). The automatic climate control system will correspondingly adjust the interior air temperature. Adjusting air distribution Use air distribution controls 1 and 8 ( page 175) to separately adjust the air distribution on each side of the passenger compartment. The following symbols are found on the controls: Symbol Function Directs air through the center, side and rear passenger compartment air vents Directs air to the windshield and the side defroster vents Directs air into the entire vehicle interior Directs air to the footwells i If you decrease the temperature for one side of the vehicle to the lowest adjustable value then you will see the message LO in the display. This also decreases the temperature for the other side of the vehicle. a Z b Y Turn air distribution control 1 or 8 ( page 175) to the desired symbol. The indicator lamp on the button U ( page 175) goes out. i If you increase the temperature for one side of the vehicle to the highest adjustable value then you will see the message HI in the display. This also increases the temperature for the other side of the vehicle. 178