Mercedes-Benz G-Class 2018 Owner's Manual page 77

74 Opening and closing
Remove the emergency key (
#
Problems with the key
Problem
You can no longer lock or unlock the
vehicle.
page 73). Press release button
/
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cover 1
Fold out cover
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arrow and remove.
Remove battery compartment
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out the discharged battery.
Insert the new battery into battery compart‐
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ment 3. Observe the positive pole marking
in the battery compartment and on the bat‐
tery when doing this.
Possible causes/consequences and
Possible causes:
The key battery is weak or discharged.
R
There is interference from a powerful radio signal source.
R
The key is faulty.
R
Check the battery using the battery check lamp and replace if necessary (
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Use the emergency key to lock or unlock (
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2 down fully and slide
in the direction of the arrow.
1 in the direction of the
3 and take
M M Solutions
page 73).
/
Push in battery compartment 3.
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Re-attach cover 1 and push it until it
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engages.
page 73).
/