Mercedes-Benz Sprinter Operating Instructions Manual page 265

It is particularly important to observe the
R
described order when connecting and dis-
connecting the jumper cables.
Never connect or disconnect the battery
R
terminals while the engine is running.
Disconnecting the additional battery
! Switch off the engine and remove the key
from the ignition lock before you loosen or
disconnect the terminal clamps. You may
otherwise destroy electronic components
such as the alternator.
Always disconnect the starter battery in the
battery case in the driver's footwell first.
! Always disconnect the battery in
the order described below. Never swap the
terminal clamps. You may otherwise dam-
age the vehicle electronics.
Additional battery in the engine compartment
Switch off all electrical consumers.
X
Switch off the engine and remove the key
X
from the ignition lock.
Open the hood ( page 248).
X
Y
First loosen and remove the negative ter-
X
minal clamp so that it is no longer in contact
with the terminal.
Remove the cover from the positive termi-
X
nal.
Loosen and remove the positive terminal
X
clamp.
Connecting the additional battery
! Always connect the battery in the order
described below. Never swap the terminal
clamps. You may otherwise damage the
vehicle electronics.
Connect the positive terminal clamp.
X
Attach the cover to the positive terminal.
X
Connect the negative terminal clamp.
X
Close the hood.
X
Carry out the following work after connecting
the battery:
Reset the side windows (
X
Installing and removing the additional
battery (engine compartment)
Removing the additional battery
Disconnect the battery (
X
Loosen the bolts holding the retainer that
X
prevents the battery from moving around.
Remove the battery holder and take out the
X
battery.
Installing the additional battery
Insert the battery into the battery case.
X
Insert the battery holder.
X
Tighten the bolts holding the retainer that
X
prevents the battery in the engine com-
partment from moving around.
Connect the battery (
X
Y
Charging
G
WARNING
A discharged battery can freeze at tempera-
tures below freezing point. When jump-start-
ing 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.
Battery
263
page 79).
Y
page 262).
Y
page 262).
Z