X Remove the spring cotter.
■ Remove the bolt from the ball coupling recess.
■ Remove the ball coupling from the ball coupling recess.
■ Clean the ball coupling if it is dirty.
Information on cleaning and care of the trailer tow hitch can be found at .
Setting the temperature
You can set the temperature separately for
the driver's and front-passenger sides with
controls 1 or 6.
► Turn the SmartKey to position
2 in the ignition lock.
► Set control 1 ...
ATA (anti-theft alarm system)
■ To arm: lock the vehicle with the SmartKey
or KEYLESS-GO.
Indicator lamp 1 flashes. The alarm
system is armed after approximately
15 seconds.
■ To switch off using the SmartKey:
...
Program selector button
General notes
■ Briefly press program selector button 1.
The letter M appears in the multifunction
display. The manual drive program M is
activated.
Program selector button on AMG veh ...