Activating/deactivating the residual heat function
It is possible to make use of the residual heat of the engine to continue heating the stationary vehicle for up to 30 minutes after the engine has been switched off. The heating time depends on the temperature that has been set.
The blower will run at a low speed
regardless of the airflow setting.
If you activate the residual heat function
at high temperatures, only the ventilation
will be activated. The blower runs at
medium speed.
Turn the SmartKey to position 0 in the
ignition lock or remove it.
To activate: press the
rocker switch
up or down.
The indicator lamp in the rocker
switch lights up.
To deactivate: press the
rocker
switch up or down.
The indicator lamp in the rocker
switch goes out.
Residual heat is deactivated
automatically:
• after about 30 minutes
• when the ignition is switched on
• if the battery voltage drops
• if the coolant temperature is too low
See also:
Weight of optional extras
The combined weight of those optional extras
that weigh more than the replaced standard
part and more than 2.3 kilograms (5 lbs).
These optional extras, such as highperformance
brakes, level co ...
Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service
and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange
or repair any defective parts ...
Warning and display messages in the
multifunction display
•► Activate ATTENTION ASSIST using the onboard
computer
Symbol 1 appears in the multifunction
display.
If ATTENTION ASSIST is active, you will be
warned no sooner than 20 minutes after ...