Switching on Blind Spot Assist

Make sure that the radar sensor system and Blind Spot Assist are activated in the on-board computer.
Turn the SmartKey to position 2 in the ignition lock.

Warning lamps 1 light up red in the exterior mirrors for approximately 1.5 seconds and then turn yellow.

    See also:

    Proper use
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    Tires
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    Exterior mirror out of position
    If an exterior mirror has been pushed out of position, proceed as follows: Vehicles without electrically folding exterior mirrors: move the exterior mirror into the correct position manually. ...