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- Fig. 1 Turn signal and main beam lever: Switching main beam assist on/off
Applies to vehicles: with main beam assist
The main beam assist automatically switches the main beam headlights on or off depending on the surrounding light conditions.
Controls
Important: The headlights must be switched to AUTO.
Push the lever to position -1- to activate the main beam assist. The indicator lamp 
will light up in the instrument cluster display and the main beams will be switched on and off automatically. The indicator lamp 
tells you when the main beams are on.
will light up in the instrument cluster display and the main beams will be switched on and off automatically. The indicator lamp tells you when the main beams are on.
When the main beam assist is activated and the main beams have been switched on automatically, you can dip the headlights manually by pulling the lever to position -2-.
You can switch the main beams on manually if they are not activated automatically when you need them. To do so, push the lever to position -1-. The indicator lamp will light up. To dip the headlights again, pull the lever to position -2-.
will light up. To dip the headlights again, pull the lever to position -2-.
In both of the above cases, you can activate the main beam assist again by pushing the lever to position -1-.
Pull the lever to position -2- to flash the headlights when the main beam assist is activated. The main beam assist will remain activated.
Driver messages in the instrument cluster display
Main beam assist: system fault!
Drive to a qualified workshop soon and have the fault rectified. You can still switch the main beam headlights on and off manually.
Main beam assist: currently not available. No camera view
The camera vision is impaired, e.g. by stickers or dirt.
The sensor is located between the interior mirror and the windscreen. Do not affix any stickers on this section of the windscreen.
WARNING!
The main beam assist is only intended to assist the driver. The driver must always ensure that the headlights are used when required, and may have to switch them on or off manually, e.g. when the light conditions or visibility are poor. In the following situations manual intervention may be necessary:
- Hazardous weather conditions such as fog, heavy rain and snow or water splashes
- Roads on which oncoming traffic is partially concealed (e.g. on motorways)
- Indiscernible road users (e.g. cyclists with poor lighting)
- Tight corners, steep hill crests or valleys
- Poorly lit towns
- Highly reflective objects, such as road signs
- Windscreen misted up, dirty, frosted or covered by stickers in front of the sensor