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Practical hints
Battery
i
With a disconnected battery you will no
longer be able to turn the SmartKey in
the starter switch and pressing the
KEYLESS-GO* start/stop button will
have no effect.
Step 1 (Disconnecting)
i
If your battery is discharged, the vehi-
cle must be jump started ( page 496)
using the jump start contacts in the
engine compartment, or an accessory
battery charge unit* approved by
Mercedes-Benz must be connected
using the jump start contacts in the
engine compartment (see separate
instructions for the accessory battery
charge unit*) before any of the follow-
ing steps can be performed. If the bat-
tery cannot be jumped or charged,
please contact an authorized
Mercedes-Benz Light Truck Center.
490
Set the automatic position to P
( page 199).
Firmly depress the parking brake
( page 65).
Turn off the engine ( page 66).
Leave the ignition switched on
( page 38).
Switch off all electrical consumers.
Read and observe safety instructions
and precautions ( page 487).
Open the front passenger door.
i
Open doors only when conditions are
safe to do so.
Move the front passenger seat to the
most rearward position ( page 43).
Step 2 (Disconnecting)
1 Seat rail covers, front right
2 Seat rail covers, front left
Pull off right seat rail cover 1 in direc-
tion of arrow.
Pull left seat rail cover 2 in direction
of arrow as far as it will go.
Left seat rail cover 2 cannot be re-
moved.
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