Mercedes-Benz GLS Owner's Manual page 88

Replace the key battery, if necessary
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( page 81).
/
Use the replacement key.
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Use the emergency key to lock or unlock
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( page 86).
/
Have the vehicle and key checked at a quali‐
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fied specialist workshop.
There is interference from a powerful radio
signal source
Possible causes if the function of KEYLESS-GO is
impaired:
high voltage power lines
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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 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 or
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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.
Automatic closing of the doors can be
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cancelled by pulling the outer or inner
2 for
door handle.
85
Opening and closing
1 for