Mercedes-Benz GL-Class: Activating/deactivating the MONOfunction
The MONO function is only available with automatic climate control.18 You can use the MONO function to adopt the settings configured for temperature, air distribution and airflow on the driver's side for the front-passenger side and the rear compartment.
► Press the
button.
The indicator lamp in the
button
lights
up or goes out.
Setting the airflow
► Turn the SmartKey to position 2 in the
ignition lock.
► To increase/reduce: press the
button.
Vehicles with Voice Control System: when the
Voice Control System is switched on, the
...
Defrosting the windshield
You can use this function to defrost the
windshield or to defrost the inside of the
windshield and the side windows.
You should only select the defrosting
function until the windshield is clear ...
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:
• ...
Daytime Running Lamps (DRL)/Automatic Headlamp System
Daytime Running Lamps (DRL) can make it easier for others to see the front of
your vehicle during the day.
Fully functional daytime running lamps are required on all vehicles first sold
in Canada ...
Displaying the coolant temperature
WARNING
Driving when your engine is overheated can
cause some fluids which may have leaked into the engine compartment to catch
fire. You could be seriously burned.
Steam from an over ...






