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Practical hints
Replacing key batteries
Remote control
Replacement batteries: Lithium, type
CR 2025 or equivalent.
1 Release button
2 Battery cover
̈ Unfold the key by pressing release
button 1.
̈ Pull off battery cover 2 in direction of
arrow.
̈ Remove the batteries.
̈ Using a lint-free cloth, insert new bat-
teries under the contact spring with the
plus (+) side facing up.
̈ Press battery cover 2 onto housing
until locked in place.
̈ Push each button to assure proper op-
eration of the remote control.
If remote control does not function cor-
rectly after replacing the batteries, the
system may have to be resynchronized.
Synchronizing remote control
̈ Turn key in steering lock to position 2
(
୴ page 33), then to position 0 and re-
move.
̈ Within ten seconds, push and hold
button ‹ while pushing
button Πfive times.
̈ Release the button, and press ‹,
Œ or Š once.
The remote control is resynchronized.
̈ Recheck all of the remote control func-
tions.
i
When inserting the batteries, make
sure they are clean and free of lint.
i
If it is not possible to resynchronize the
remote control, have the system
checked at an authorized
Mercedes-Benz Light Truck Center.