Jump-Starting - Mercedes-Benz E 2008 Series Owner's Manual

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Charge the battery. Observe the notes in
X
the operating instructions for your battery
charger.
Refit the charged battery.
X
To do this, follow the steps described in
"Removing the battery" (
reverse order.
! Do not fit refillable batteries without elec-
trostatic protection. The electrostatic dis-
charge could otherwise cause the battery
to explode. The battery acid released could
cause damage to your vehicle.
Further information on electrostatic protec-
tion ( page 331).
Y
G Risk of injury
Battery acid is caustic. Avoid contact with
the skin, eyes or clothing.
* optional
Version: 2.9.4
Reconnecting the battery
! Always reconnect the battery in the
sequence described below. Never swap the
terminal clamps. You may otherwise dam-
age the vehicle electronics.
page 332) in
Y
Switch off all electrical consumers.
X
Connect the positive terminal clamp and
X
secure the cover.
Connect the negative terminal clamp.
X
Connect the breather hose. Make sure that
X
a cell cap is fitted between the battery and
the breather hose.
Refit the electrostatic protection if neces-
X
sary ( page 331).
Y
i
If the battery power supply has been inter-
rupted (e.g. if it has been reconnected), you
must carry out the following tasks:
Set the time (
R
R Reset the sliding/tilting sunroof*
( page 182).
Y
Reset the function for folding the exterior
R
mirrors in/out automatically* by folding
the mirrors out once (

Jump-starting

Jump-starting your vehicle
If your vehicle's battery is discharged, the
engine can be jump-started from another
vehicle or from an external battery using jump
leads.
Observe the following points:
R
R
R
R
i
page 135).
Y
! Avoid repeated and lengthy starting
page 91).
Y
Practical advice
Jump-starting
Jump-starting may only be performed when
the engine and catalytic converter are cold.
Do not start the engine if the battery is fro-
zen. Let the battery thaw first.
Jump-starting may only be performed from
batteries with a nominal voltage of 12 V.
Only use jump leads which are protected
against polarity reversal and which have a
sufficient cross-section and insulated ter-
minal clamps.
Jump leads which are protected against
polarity reversal and further information
about jump-starting can be obtained from
any Mercedes-Benz Service Centre.
attempts.
Never start the vehicle using a rapid battery
charger.
Z
333