Notes on using dual-zone automatic climate control

The following contains notes and recommendations on optimum use of dualzone automatic climate control.

• Activate climate control using the buttons. The indicator lamps in the and and buttons. The indicator lamps in the buttons light up. and • Set the temperature to 72 °F (22 °C). buttons light up.
• Set the temperature to 72 °F (22 °C).
• Only use the "defrosting" function briefly until the windshield is clear again.
• Only use "air-recirculation" mode briefly, e.g. if there are unpleasant outside odors or when in a tunnel. The windows could otherwise fog up as, in air-recirculation mode, no fresh air is drawn into the vehicle.
• Use the ZONE function to adopt the temperature settings on the driver's side for the front-passenger side as well. The indicator lamp in the out. button goes out.

    See also:

    High outside temperatures
    If DEF heats up to over 122 °F (50 °C ) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...

    Automatic transmission
    •► Shift the transmission to position P. The transmission position display in the multifunction display shows P. You can also start the engine when the transmission is in position N. ...

    Service and literature
    Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange or repair any defective parts ...