Mercedes-Benz GLE Coupe 2023 Operator's Manual page 77

Requirements
You require a CR 2032 3 V cell battery.
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Mercedes-Benz recommends that you have the
battery replaced at a qualified specialist work-
shop.
Remove the mechanical key (
/
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Press release knob 2 down fully and slide
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cover 1 in the direction of the arrow.
Fold out cover 1 in the direction of the arrow
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and remove.
Remove battery compartment 3
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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 battery
when doing this.
Push in battery compartment 3.
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Re-attach cover
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page 74).
engages.
Problems with the key, troubleshooting
You can no longer lock or unlock the vehicle
Possible causes are:
The key battery is weak or discharged.
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Check the battery using the indicator lamp
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( page 72).
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Replace the key battery, if necessary
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( page 74).
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Use the replacement key.
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Use the mechanical key to lock or unlock
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( page 79).
/
and take
Have key checked at a qualified specialist
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workshop.
There is interference from a powerful radio signal
source
Possible causes if the function of the key is
impaired:
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1 and push it until it
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You have lost a key
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Opening and closing
high voltage power lines
mobile phones
electronic devices (notebooks, tablets)
shielding due to metal objects or induction
loops for electrical gate systems or automatic
barriers
Make sure that there is sufficient distance
between the key and the potential source of
interference.
Have the key deactivated at a qualified spe-
cialist workshop.
If necessary, have the mechanical lock
replaced as well.
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