Breakdown assistance
Mobility
Do not touch live parts
To avoid the risk of potentially fatal in‐
jury, always avoid all contact with electrical
components while the engine is running.◀
Preparation
1. Check whether the battery of the other ve‐
hicle has a voltage of 12 volts. This infor‐
mation 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.
3. Switch off any electronic systems/power
consumers in both vehicles.
Connecting the cables
1. Pull off the cap of the BMW starting aid ter‐
minal.
Bodywork contact between vehicles
Make sure that there is no contact be‐
tween the bodywork of the two vehicles; other‐
wise, there is the danger of short circuits.◀
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.
Starting aid terminals
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.
Connecting order
Connect the jumper cables in the correct
order; otherwise, there is the danger of injury
from sparking.◀
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.
Starting the engine
The so-called starting aid terminal in the en‐
gine compartment acts as the battery's posi‐
tive terminal.
Never use spray fluids to start the engine.
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 being
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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