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Practical hints
Battery
Disconnecting the battery
̈ Turn off all electrical consumers.
̈ Open the trunk (୴ page 103).
̈ Read and observe safety instructions
and precautions (
୴ page 408).
̈ Remove the battery cover 1.
2 Positive terminal
3 Negative terminal
̈ Use a 10-mm open-end wrench to dis-
connect the battery negative lead 3.
̈ Remove cover 2 from the positive ter-
minal.
̈ Disconnect the battery positive lead.
Removing the battery
̈ Remove the screw securing the bat-
tery.
̈ Remove the battery support and
bracket.
̈ Take out the battery.
Charging and reinstalling the battery
̈ Charge battery in accordance with the
instructions of the battery charger
manufacturer.
̈ Reinstall the charged battery. Follow
the previously described steps in re-
verse order.
Warning! G
Never charge a battery while still installed in
the vehicle unless the accessory battery
charge unit approved by Mercedes-Benz is
being used. Gases may escape during charg-
ing and cause explosions that may result in
paint damage, corrosion or personal injury.
An accessory battery charge unit specially
adapted for Mercedes-Benz vehicles and
tested and approved by Mercedes-Benz is
available, permitting the charging of the bat-
tery in its installed position. Contact an au-
thorized Mercedes-Benz Center for
information and availability. Charge battery
in accordance with the separate instruc-
tions for the accessory battery charger.