Driving systems
Display messages | Possible causes/consequences and Solutions |
Based on specific criteria, ATTENTION ASSIST has determined that
the driver is tired or paying less attention. A warning tone also
sounds. If necessary, take a break. During long journeys, take regular breaks in good time so you get enough rest. |
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ATTENTION ASSIST has failed. Visit a qualified specialist workshop. |
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The HOLD function is deactivated. The vehicle is skidding. A warning tone also sounds. Reactivate the HOLD function later. |
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The HOLD function is deactivated. When the brake pedal is firmly
depressed, an activation condition is not fulfilled. A warning tone also sounds. Check the activation conditions for the HOLD function. |
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The radar sensor system is deactivated. Switch on the radar sensor system |
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Lane Keeping Assist or Active Lane Keeping Assist is deactivated
and temporarily inoperative if: • the windshield is dirty in the camera's field of vision. • visibility is impaired due to heavy rain, snow or fog. • there are no lane markings for a longer period. • the lane markings are worn, dark or covered, for example by dirt or snow. Lane Keeping Assist or Active Lane Keeping Assist is operational again and the display message disappears if: • the dirt (e.g. slush) drops away while the vehicle is in motion. • the system recognizes that the camera is fully operational again. If the display message continues to be displayed: Clean the windshield. |
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Lane Keeping Assist or Active Lane Keeping Assist is defective. Visit a qualified specialist workshop. |
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Blind Spot Assist or Active Blind Spot Assist is temporarily
inoperative if: • the sensors are dirty. • its function is impaired due to heavy rain or snow. • the radar sensor system is outside the operating temperature range. • the radar sensor system is temporarily inoperative, e.g. due to electromagnetic radiation emitted by nearby TV or radio stations or other sources of electromagnetic radiation. The yellow indicator lamps also light up in the exterior mirrors. Blind Spot Assist or Active Blind Spot Assist is operational again and the display message disappears if: • the dirt (e.g. slush) drops away while the vehicle is in motion. • the system detects that the sensors are fully available again. • the radar sensor system is back within the operating temperature range. If the display message continues to be displayed: Clean the sensors. Restart the engine. |
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Blind Spot Assist or Active Blind Spot Assist is defective. The yellow indicator lamps also light up in the exterior mirrors. Visit a qualified specialist workshop. |
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Parking Guidance is malfunctioning. Restart the engine. If the display message continues to be displayed: Visit a qualified specialist workshop. |
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Parking Guidance has been deactivated because: • the vehicle is skidding. • the sensors are dirty. • a malfunction has occurred. A warning tone also sounds. Reactivate Parking Guidance later. If the parking space symbol is not displayed in the multifunction display when you are driving at a speed of less than 19 mph (30 km/h): Clean the sensors. Restart the engine. If the parking space symbol is still not displayed in the multifunction display when you are driving at a speed of less than 19 mph (30 km/h): Visit a qualified specialist workshop. |
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Parking Guidance has been deactivated because you are no longer
following the recommended path. Park again and, while doing so, observe the display messages in the multifunction display. |
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The vehicle is parked. A warning tone also sounds. The display message disappears automatically. |
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DISTRONIC PLUS has been deactivated. If it was deactivated automatically, a warning tone also sounds. | |
DISTRONIC PLUS is operational again after having been temporarily unavailable. You can now reactivate DISTRONIC PLUS. | |
DISTRONIC PLUS is deactivated and is temporarily inoperative if: • the DISTRONIC PLUS cover in the radiator grill is dirty. • its function is impaired due to heavy rain or snow. • the sensors in the bumpers are dirty. • the radar sensor system is temporarily inoperative, e.g. due to electromagnetic radiation emitted by nearby TV or radio stations or other sources of electromagnetic radiation. • the system is outside the operating temperature range. • the on-board voltage is too low. A warning tone also sounds. DISTRONIC PLUS is operational again and the display message disappears if: • the dirt (e.g. slush) drops away while the vehicle is in motion. • the system detects that the sensors are fully available again. • the system is within the operating temperature range. If the display message continues to be displayed: Clean the DISTRONIC PLUS cover in the radiator grill. Clean the bumpers. Restart the engine. |
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DISTRONIC PLUS is defective. BAS PLUS (Brake Assist PLUS) and
PRE-SAFE® Brake may be inoperative as well. A warning tone also sounds. Visit a qualified specialist workshop. |
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You have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle. Take your foot off the accelerator pedal. |
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An activation condition for DISTRONIC PLUS is not fulfilled. Check the activation conditions for DISTRONIC PLUS. |
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Cruise control is defective. A warning tone also sounds. Visit a qualified specialist workshop. |
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A condition for activating cruise control has not been fulfilled. You attempted to save a speed of less than 20 mph (30 km/h). If the situation allows, drive faster than 20 mph (30 km/h) and save the speed. Check the activation conditions for cruise control. |
See also:
MB Info call button
Open the stowage compartment under the
armrest.
Press and hold MB Info call button 1 for
more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The i ...
Center console, upper section
Vehicles with the Off-Road Pro
engineering package
1 Audio system/COMAND;
see separate operating
instructions
2 Hazard warning
lamps
3 Indicator
lamp
4 Seat heating
5 Seat ventila ...
ATA (Anti-Theft Alarm system)
A visual and audible alarm is triggered if the
alarm system is armed and you open:
- a door
- the vehicle with the mechanical key
- the trunk lid/tailgate
- the hood
The alarm is not s ...