Mobility
Breakdown assistance
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.
The body ground or a special nut acts as the
battery negative terminal.
2. Switch off the engine of the assisting vehi‐
cle.
Connecting the cables
1. Open the cover of the BMW starting aid
terminal.
3. Switch off any electronic systems/power
consumers in both vehicles.
Starting aid terminals
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.
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.◀
3. Attach the terminal clamp on the other end
of the cable to the positive terminal of the
battery, or to the corresponding starting
aid terminal of the vehicle to be started.
4. Attach one terminal clamp of the negative
jumper cable to the negative terminal of
the battery, or to the corresponding engine
or body ground of assisting vehicle.
5. Attach the second terminal clamp to the
negative terminal of the battery, or to the
corresponding engine or body ground of
the vehicle to be started.
The starting aid terminal in the engine com‐
partment acts as the battery's positive termi‐
nal.
Starting the engine
Never use spray fluids to start the engine.
Open the cover of the starting aid terminal.
1. Start the engine of the assisting vehicle
and let it run for several minutes at an in‐
creased idle speed.
2. Start the engine of the vehicle that is to be
started in the usual way.
If the first starting attempt is not success‐
ful, wait a few minutes before making an‐
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