negative terminal BMW X3 2014 F25 Owner's Manual

Engine compartmentVehicle features and optionsThis chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are notnecessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems.
Important features in the engine compartment
1Washer fluid reservoir2Vehicle identification number3Jump-starting, negative battery terminal4Jump-starting, positive battery terminal5Coolant reservoir6Oil filler neckHood
Hints Working in the engine compartment
Never attempt to perform any service or
repair operations on your vehicle without the
necessary professional technical training.If you are unfamiliar with the statutory guide‐
lines, have any work on the vehicle performed
only by a service center.
If work is not carried out properly, there is a
danger of subsequent damage and related
safety hazards.◀Seite 203Engine compartmentMobility203
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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.◀
Preparation1.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
Make sure that there is no contact be‐
tween the bodywork of the two vehicles; other‐
wise, there is a danger of short circuits.◀
Starting aid terminals Connecting order
Connect the jumper cables in the correct
order to prevent risk of injury from arcing.◀
The so-called starting aid terminal in the en‐
gine compartment acts as the battery's posi‐
tive terminal.
The body ground or a special nut acts as the
battery negative terminal.
Connecting the cables
1.Pull off the lid of the BMW starting aid ter‐
minal.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
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.
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 to be 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 that is to be
started in the usual way.Seite 223Breakdown assistanceMobility223
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