
145
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Index
Data
Technology
Repairs
Car care
Controls
Überblick
If the battery is discharged, the engine
can be started with the use of two
jumper cables and the battery of an-
other vehicle. You can also use the
same method to help start another ve-
hicle. Use only jumper cables with fully
insulated grips on the terminal clamps.
Do not touch high-voltage wiring
and cables on a running engine.
There is a risk of fatal injury if you do
this. Carefully comply with the following
instructions to avoid personal injury or
damage to one or both vehicles.
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1. The battery of the other vehicle must
be rated at 12 volts. This information
is provided on the battery label
2. Switch off the engine of the vehicle
providing starting assistance and any
consumers in both vehicles – with the
exception of the hazard warning sys-
tem of the vehicle providing starting
assistance
3. Make absolutely certain that there is
no contact between the bodywork of
the two vehicles – short circuit haz-
ard
4. Your BMW is equipped with the so-
called positive terminal connection in
the engine compartment as a battery
positive terminal. The cover of the
positive terminal connection (for
jump starting) is marked with
+
. To
fold open the flap, refer to the arrow.
First connect a jumper cable to the
positive terminal of the discharged
battery, then to the positive terminal
of the charging battery
520de088
5. Use the second jumper cable to con-
nect the negative battery terminals in
both vehicles. To do this, first con-
nect one end of the other jumper ca-
ble to either the support vehicle's
negative battery terminal or a suit-
able ground on its engine or body-
work. Then connect the other end to
the negative battery terminal or a
suitable ground on the vehicle being
started. There is a special nut pro-
vided for this on the BMW (see illus-
tration)
Follow the same sequence for
connecting the jumper cables,
otherwise, you run the risk of injury
caused by spark generation at the bat-
tery.
<
520de133
Jump-starting
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Summary of Contents for Z8
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