Mercedes-Benz 2004 E 320 - Manual (Page 94)

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Controls in detail
Locking and unlocking
Factory setting
Global unlocking
̈ Grasp the door handle.
The vehicle will lock again automatically
within approximately 40 seconds if neither
door nor trunk is opened.
Global locking
̈ Press lock button at door handle
(
୴ page 54) or trunk lid ( ୴ page 96).
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey with KEY-
LESS-GO so when you grasp the driver’s
door handle only the driver’s door and the
fuel filler flap unlocks.
̈ Press and hold buttons Œ and ‹
simultaneously for about five seconds
until battery check lamp 5 flashes
twice.
The SmartKey with KEYLESS-GO will
then function as follows:
Unlocking driver’s door and fuel filler
flap
̈ Press button Œ once.
Global unlocking
̈ Press button Œ twice.
Global locking
̈ Press button ‹.
Restoring to factory setting
̈ Press and hold buttons Œ and ‹
simultaneously for about six seconds
until battery check lamp 5 flashes
twice.
!
If you can no longer lock or unlock the
vehicle with the SmartKey, then the
batteries in the SmartKey are dis-
charged, the SmartKey is malfunction-
ing or the vehicle battery is drained.
ț Check the batteries in the Smart-
Key (
୴ page 91) and replace them if
necessary ( ୴ page 355).
ț Use the mechanical key to unlock
the doors (
୴ page 353).
ț Have the vehicle batteries and their
connections checked.
ț Use the mechanical key to lock the
doors (
୴ page 353) and the trunk
lid (if applicable) ( ୴ page 105).
If the SmartKey is malfunctioning, con-
tact an authorized Mercedes-Benz
Center.