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Controls in detail
Locking and unlocking
Restoring to factory setting
̈ Press and hold the programming
button 1 until the “Global unlock”
symbol 3 lights up.
Checking the batteries
̈ Briefly press the programming
button 1.
The KEYLESS-GO card batteries are in
order if the indicator lamp for either the
“Driver’s door” 2 or “Global unlock” 3
comes on red or green.
Checking vehicle lock status
If you cannot remember whether you have
locked the vehicle, you can check the lock
status using the KEYLESS-GO card.
̈ Briefly press the programming
button 1.
The indicator lamp for the “Driver’s
door” 2 or “Global unlock” 3 lights up
in red or green.
Vehicle lock status:
Red Vehicle is locked
Green Vehicle is unlocked
!
If you cannot lock or unlock the vehicle
with the KEYLESS-GO card, then either
the batteries of the KEYLESS-GO card
are discharged or the KEYLESS-GO
card is malfunctioning.
ț Check the batteries of the
KEYLESS-GO card (
୴ page 87) and
replace them if necessary
(
୴ page 294).
or
ț Use the key to unlock the doors
(
୴ page 81) and trunk (୴ page 82)
as required. Lock the vehicle using
the key (
୴ page 81).
If your KEYLESS-GO card is malfunc-
tioning, contact your authorized
Mercedes-Benz Center.
!
If the symbols 2 or 3 do not light up
during the check, then the batteries of
the KEYLESS-GO card are discharged.
̈ Change the batteries
(
୴ page 294).
You can obtain the batteries at any au-
thorized Mercedes-Benz Center.