Mobility
Breakdown assistance
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.
2. Switch off the engine of the assisting vehi‐
cle.
3. Switch off any electronic systems/power
consumers in both vehicles.
Bodywork contact between vehicles
The body ground or a special nut acts as the
battery negative terminal.
Make sure that there is no contact be‐
tween the bodywork of the two vehicles; other‐
wise, there is the danger of short circuits.◀
Connecting the cables
1. Open the cover of the BMW starting aid
terminal.
Starting aid terminals
Connecting order
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.
Connect the jumper cables in the correct
order; otherwise, there is the danger of injury
from sparking.◀
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 so-called starting aid terminal in the en‐
gine compartment acts as the battery's posi‐
tive terminal.
Open the cover of the starting aid terminal.
Starting the engine
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.
If the vehicle being started has a diesel en‐
gine: let the engine of the assisting vehicle
run for approx. 10 minutes.
2. Start the engine of the vehicle being
started in the usual way.
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Online Edition for Part no. 01 40 2 911 066 - VI/13