Automatic headlamp mode

headlamp To switch on automatic headlamp mode: turn the light switch to or . or SmartKey in position 1 in the ignition lock:.
SmartKey in position 1 in the ignition lock:
the parking lamps are switched on or off automatically depending on the brightness of the ambient light.
With the engine running: depending on the brightness of the ambient light, the daytime running lamps or the low-beam headlamps are switched on or off automatically.
When the low-beam headlamps are switched on, the the indicator lamp in the instrument cluster lights up.

WARNING
If the light switch is set to
or , the or low-beam headlamps will not come on, the low-beam headlamps will not come on automatically if it is foggy. This could endanger you and others. Therefore, turn the light switch to The automatic headlamp feature is only an in fog.
The automatic headlamp feature is only an aid. The driver is responsible for the vehicle's lighting at all times.

    See also:

    System self-test
    After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs: the indi ...

    Overview
    The third generation of the Mercedes-Benz M-Class sets new benchmarks in the SUV world with its leading-edge automotive technology. The new M-Class boasts optimum energy efficiency, leading standa ...

    Optimised aerodynamics: the most aerodynamic SUV in its class
    With a drag coefficient, or Cd value, of 0.32, the new Mercedes-Benz M-Class (ML 250 BlueTEC) also sets a new best figure for this vehicle class (total aerodynamic drag Cd x A = 0.92, predecessor ...