Mercedes-Benz CLS Owner's Manual page 80

There is interference from a powerful radio
signal source
The KEYLESS-GO function is impaired by, for
example:
high voltage power lines
R
mobile phones
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electronic devices (Notebooks, Tablets)
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shielding due to metal objects or induction
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loops for electrical gate systems or auto‐
matic barriers
Make sure that there is a sufficient distance
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between the key and the potential source of
interference.
Activating/deactivating the automatic lock‐
ing feature
The vehicle is locked automatically when the
ignition is switched on and the wheels are turn‐
ing faster than walking pace.
To activate: press and hold button
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approximately five seconds until an acoustic
signal sounds.
To deactivate: press and hold button
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approximately five seconds until an acoustic
signal sounds.
In the following situations, there is a danger of
being locked out when the function is activated:
While the vehicle is being tow started/
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pushed.
If the vehicle is being tested on a roller dyna‐
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mometer.
Power closing function
& WARNING Risk of becoming trapped
when the doors close automatically
Body parts or objects can become trapped,
causing injuries.
Ensure that no body parts or objects
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are in the closing area.
2 for
Automatic closing of the doors can be
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cancelled by pulling the outer or inner
door handle.
1 for
If you push the door into the lock to the first
detent position, the power closing function will
automatically pull the door into the lock.
77
Opening and closing