Mercedes-Benz SL 550 BlueEFFICIENCY, Operator'S Manual

Page: 519 / 572

X
Switch off all electrical consumers (e.g. radio, blower, etc.).
X
Open the hood (
Y
page 496).
Position number
B
identifies the charged battery of the other vehicle or an equivalent jump-
starting device.
X
Press cover
:
of positive terminal
;
down (in the direction of the arrow) and turn it
clockwise. Cover
:
is held down in the lowered position, which exposes positive
terminal
;
.
X
Connect positive terminal
;
on your vehicle to positive terminal
=
of donor battery
B
using the jumper cable, always begin with positive terminal
;
on your own vehicle first.
X
Start the engine of the donor vehicle and run it at idling speed.
X
Connect negative terminal
?
of donor battery
B
to ground point
A
of your vehicle using
the jumper cable, connecting the jumper cable to donor battery
B
first.
X
Start the engine.
X
Before disconnecting the jumper cables, let the engine run for several minutes.
X
First, remove the jumper cables from ground point
A
and negative terminal
?
, then from
positive terminal
;
and positive terminal
=
, each time beginning at the contacts on your
own vehicle first.
X
After removing the jumper cables, press down cover
:
of positive terminal
;
and turn it
counter-clockwise. Cover
:
returns to its original position. Positive terminal
;
is covered
up and thus insulated again.
X
Have the battery checked at a qualified specialist workshop.
i Jump-starting is not considered to be a normal operating condition.
i Jumper cables and further information regarding jump starting can be obtained at any
qualified specialist workshop.
Jump-starting
517
Roadside Assistance
Z