Mercedes-Benz GLK-Class 2013 Owners Manual - Manual (Page 319)

Allow the frozen battery to thaw out before
charging it or jump-starting.
! Only charge the installed battery with a
battery charger which has been tested and
approved by Mercedes-Benz. These battery
chargers allow the battery to be charged
while still installed in the vehicle.
! Only use battery chargers with a
maximum charging voltage of 14.8 V.
! Only charge the battery using the jump-
starting connection point.
The jump-starting connection point is in the
engine compartment (
Y
page 318).
X Open the hood (
Y
page 300).
X Connect the battery charger to the positive
terminal and ground point in the same
order as when connecting the donor
battery in the jump-starting procedure
(
Y
page 318).
X Read the battery charger's operating
instructions before charging the battery.
Battery (vehicle)
317
Breakdown
assistance
Z