Mercedes-Benz S 4300 User Manual
Page 350

349
Practical hints
Unlocking/locking in an emergency
Unlocking the trunk
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
If you are unable to unlock the trunk with
the SmartKey or KEYLESS-GO*, open the
trunk with the mechanical key.
The trunk lid lock is located above the rear
license plate recess.
1 Unlocking and opening
̈
Insert the mechanical key into the
trunk lid lock.
̈
Turn the mechanical key counterclock-
wise to position 1.
The trunk unlocks and opens.
Locking the vehicle
If you are unable to lock the vehicle with
the SmartKey or the SmartKey with
KEYLESS-GO*, lock it with the mechanical
key as follows:
̈
Close the passenger doors and the
trunk lid.
̈
Press the central locking switch in the
center console (
୴
page 107).
̈
Check to see whether the locking knob
on the passenger door is still visible. If
necessary push it down manually.
̈
Slide mechanical key 2 out of the
SmartKey (
୴
page 348).
̈
Lock the driver’s door with the me-
chanical key (
୴
page 348).
̈
Lock the trunk lid if necessary with the
mechanical key (if applicable)
(
୴
page 105).
Replacing batteries in the SmartKey/
SmartKey with KEYLESS-GO*
If the batteries in the SmartKey or the
SmartKey with KEYLESS-GO* are dis-
charged, the vehicle can no longer be
locked or unlocked. It is recommended to
have the batteries replaced at an autho-
rized Mercedes-Benz Center.
!
The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
Warning!
G
Keep the batteries out of reach of children.
If a battery is swallowed, seek medical help
immediately.