Mercedes-Benz 2011 CL-Class, Operator'S Manual

Page: 432 / 480

X
Switch off all electrical consumers (e.g. radio, blower, etc.).
X
Open the hood (
Y
page 404).
Position number
A
identifies the charged battery of the other vehicle or an equivalent jump-
starting device.
! Never swap the terminal connections.
X
Remove the cover from positive terminal
:
.
X
Connect positive terminal
:
on your vehicle to positive terminal
;
of donor battery
A
using the jumper cable, beginning with your own battery.
X
Start the engine of the donor vehicle and run it at idling speed.
X
Connect negative terminal
=
of donor battery
A
to earth point
?
of your vehicle using
the jumper cable, connecting the jumper cable to donor battery
A
first.
X
Start the engine.
X
First, remove the jumper cable from earth point
?
and negative terminal
=
, then from
positive terminal
:
and positive terminal
;
, each time disconnecting from the battery on
your own vehicle first.
X
Have the battery checked at a qualified specialist workshop, e.g. an authorized Mercedes-
Benz Center.
Towing and tow-starting
Important safety notes
G
Warning
If you tow the vehicle, you must use a rigid
towing bar if:
R
the engine will not run.
R
there is a malfunction in the brake system.
R
there is a malfunction in the power supply
or the vehicle's electrical system.
With the engine not running, there is no power
assistance for the brake and steering
430
Towing and tow-starting
Roadside Assistance