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Practical hints
Battery
̈ Remove SmartKey from starter switch.
Vehicles with KEYLESS-GO*:
̈ Press the start/stop button until
the engine shuts off.
̈ Open the driver’s door.
̈ Open the trunk.
̈ Read and observe safety instructions
and precautions (
୴ page 331) and
(
୴ page 460).
̈ Remove the luggage box (୴ page 433).
̈ Disconnect the negative lead from neg-
ative terminal 2 (
୴ page 460).
̈ Remove cover 1 (୴ page 460) from
the positive terminal.
̈ Disconnect the positive lead.
Removing the battery
̈ Remove the screw-nuts securing the
battery.
̈ Remove the battery bracket 3
(
୴ page 460).
̈ Pull out the battery ventilation hose 4
(
୴ page 460) from the battery (de-
pending on battery arrangement in
your vehicle model, the ventilation
hose is located either on the left or
right side of the battery).
̈ Take out the battery.
Charging and reinstalling the battery
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.
୴୴