User Manual - Page 303

For 2017 BMW 7 Series. Series: 7 Series

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Jump-starting
General information
If the battery is discharged, the engine can be
started using the battery of another vehicle
and two jumper cables. Only use jumper ca‐
bles with fully insulated clamp handles.
Safety information
DANGER
Contact with live components can lead to
an electric shock. There is a risk of injuries or
danger to life. Do not touch any components
that are under voltage.◀
Preparation
NOTE
In the case of body contact between the
two vehicles, a short circuit can occur during
jump-starting. There is a risk of property dam‐
age. Make sure that no body contact occurs.◀
1.
Check whether the battery of the other ve‐
hicle has a voltage of 12 volts. The voltage
information can be found on the battery.
2. Switch off the engine of the assisting vehi‐
cle.
3. Switch off any electronic systems/power
consumers in both vehicles.
Starting aid terminals
Safety information
WARNING
If the jumper cables are connected in the
incorrect order, sparking may occur. There is a
risk of injury. Pay attention to the correct order
during connection.◀
Positive battery terminal
The starting aid terminal in the engine com‐
partment acts as the battery's positive termi‐
nal.
Open the cover of the starting aid terminal.
Negative battery terminal
A special nut serves as the negative terminal of
the battery.
Connecting the cables
Before you begin, switch off all unnecessary
electronic systems/power consumers, such as
the radio, on the assisting and receiving vehi‐
cle.
1.
Open the cover of the starting aid terminal.
2. Attach one terminal clamp of the positive
jumper cable to the positive terminal of the
battery, or to the corresponding starting
aid terminal of the vehicle providing assis‐
tance.
3. Attach the terminal clamp on the other end
of the cable to the positive terminal of the
Seite 303
Breakdown assistance Mobility
303
Online Edition for Part no. 0140 2 974 740 - VI/16
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