Mercedes-Benz E-Class Convertible, Operator'S Manual

Page: 344 / 498

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Always make sure that neither you nor the
battery is electrostatically charged.
R
Keep away from fire and open flames.
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Do not lean over the battery.
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When charging: only use battery chargers
tested and approved by Mercedes-Benz and
read the battery charger's operating instruc‐
tions before charging the battery.
Observe the additional following points during
starting assistance:
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Starting assistance may only be provided
using batteries with a nominal voltage of
12 V.
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The vehicles must not touch.
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Gasoline engine: only accept starting assis‐
tance if the engine and exhaust system are
cold.
#
Secure the vehicle by applying the electric
parking brake.
#
Automatic transmission: shift the transmis‐
sion to position j .
#
Make sure that the ignition and all electrical
consumers are switched off.
#
Open the hood.
#
Slide cover 1 of positive clamp 2 on the
jump-starting connection point in the direc‐
tion of the arrow.
#
Connect positive clamp 2 on your vehicle to
positive pole of the donor battery using the
jumper/charging cable. Always begin with
positive clamp 2 on your own vehicle first.
#
During the starting assistance proce‐
dure: start the engine of the donor vehicle
and run at idle speed.
#
Connect the negative pole of the donor bat‐
tery and ground point 3 of your own vehicle
by using the jumper/charging cable. Begin
with the donor battery first.
#
During starting assistance: start the
engine of your own vehicle.
#
During the charging process: start the
charging process.
#
During starting assistance: let the engines
run for several minutes.
#
During starting assistance: before discon‐
necting the jumper cable, switch on an elec‐
trical consumer in your own vehicle, e.g. the
rear window heater or lighting.
When the starting assistance/charging process
is complete:
342 Breakdown assistance