Driving systems

Problem Possible causes/consequences and Solutions
distance

The red distance warning lamp lights up while the vehicle is in motion. A warning tone also sounds.

 The warning is issued if you approach a stationary vehicle or a Risk of accident

The warning is issued if you approach a stationary vehicle or a vehicle driving ahead of you at too high a speed.
immediately. Be prepared to brake immediately.
the traffic situation. You may have to Pay careful attention to the traffic situation. You may have to brake or take evasive action.
More information about DISTRONIC PLUS and PRE-SAFE® Brake
    See also:

    Important notes on use
    To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. When the DEF supply has almost run out, the Check Additive See Operator's Manual message ...

    Active Curve System
    The Active Curve System uses active stabilizers to optimize both driving comfort and vehicle agility. Depending on the ADS mode selected (Y page 180), the Active Curve System also changes the ...

    Important safety notes
    WARNING   For safety reasons, switch off the windshield wipers and remove the key from the ignition lock before changing the wiper blades (vehicles with KEYLESS-GO: make sure that the o ...