Mercedes-Benz E-CLASS 2009 Manual page 327

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Towing and tow-starting
324
Slide cover : of positive terminal ; in
X
the direction of the arrow.
Connect positive terminal ; on your vehi-
X
cle to positive terminal = of donor battery
B using the jump lead, beginning with your
own battery.
Start the engine of the donor vehicle and
X
run it at idling speed.
Connect negative terminal ? of donor bat-
X
tery B to earth point A of your vehicle
using the jump lead, Connect donor bat-
tery B first.
Start the engine.
X
First, remove the jump lead from earth
X
point A and negative terminal ?, then
from positive terminal ; and positive ter-
minal =, each time disconnecting from the
battery on your own vehicle first.
Have the battery checked at a qualified
X
specialist workshop, e.g. a Mercedes-Benz
Service Centre.
Version: 2.11.8.1
Towing and tow-starting
Points to remember
G
Risk of accident
If you have the vehicle towed, you must use a
rigid towing bar if:
the engine is not running.
R
there is a brake system malfunction.
R
there is a malfunction in the power supply
R
or the vehicle's electrical system.
The power steering and the brake force boos-
ter do not work when the engine is not run-
ning. Greater braking force will then be
required and brake pedal travel will be longer.
If necessary, depress the brake pedal with full
force.
Before towing away, make sure that the steer-
ing can be moved and is not locked.
If you tow or tow-start another vehicle, its
weight must not exceed the maximum per-
missible gross vehicle weight of your vehicle.
G Risk of accident
The vehicle is braked when the HOLD function
or Distronic Plus* is activated. Therefore,
* optional