Mercedes-Benz SLS-Class 2014 Owners Manual - Manual (Page 241)

little energy, thus conserving battery
power.
i If the battery power supply has been
interrupted, e.g. if the battery was fully
discharged, you will need to reset the
"exterior mirrors automatic folding
function", by folding the mirrors out once
(
Y
page 91).
Charging the battery
G WARNING
During charging and jump-starting, explosive
gases can escape from the battery. There is a
risk of an explosion.
Particularly avoid fire, open flames, creating
sparks and smoking. Ensure there is sufficient
ventilation while charging and jump-starting.
Do not lean over a battery.
G WARNING
Battery acid is caustic. There is a risk of injury.
Avoid contact with the skin, eyes or clothing.
Do not inhale any battery gases. Do not lean
over the battery. Keep children away from
batteries. Wash battery acid immediately with
water and seek medical attention.
G WARNING
A discharged battery can freeze at
temperatures below freezing point. When
jump-starting the vehicle or charging the
battery, gases can escape from the battery.
There is a risk of an explosion.
Allow the frozen battery to thaw out before
charging it or jump-starting.
! 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 240).
Never charge the battery if it is still installed
in the vehicle, unless you use a battery
charger which has been tested and approved
by Mercedes-Benz. A battery charger unit
specially adapted for Mercedes-Benz vehicles
and tested and approved by Mercedes-Benz
is available as an accessory. It permits the
charging of the battery in its installed
position. Contact an authorized Mercedes-
Benz Center for further information and
availability. Charge the battery in accordance
with the separate instructions for the
accessory battery charger.
Read the battery charger's operating
instructions before charging the battery.
X Open the hood (
Y
page 218).
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 240).
Battery (vehicle)
239
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