MAX COOL maximum cooling
The MAX COOL function is only available in vehicles for the USA.
MAX COOL is only operational when the engine is running.
■ To activate: press the 
button.
The indicator lamp in the button lights up.
■ To activate: press off-road button 
again.
The indicator lamp goes out. The previously selected settings are restored.
When you activate MAX COOL, climate control switches to the following functions: • maximum cooling • maximum airflow • air-recirculation mode on
See also:
SmartKey positions
0 To remove the SmartKey
1 Power supply for some consumers, such
as the windshield wipers
2 Ignition (power supply for all consumers)
and drive position
3 To start the engine
As soon as the ig ...
Important safety notes
WARNING
Only use fuses that have been approved for
Mercedes-Benz vehicles and that have the
correct fuse rating for the systems
concerned. Do not attempt to repair or bridge
faulty fuses. Using f ...
Preparing the vehicle
Your vehicle may be equipped with:
• MOExtended tires (tires with run-flat
properties)
Vehicle preparation is not necessary on
vehicles with MOExtended tires.
• a TIREFIT kit
...