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EnglishMobility -> Replacing components for your BMW X3 2018-2024
Replacing components
Mobility
Replacing components
Front: Replacing the wiper blades
1. To change the wiper blades, fold up, refer
to page 75, the wiper arms.
Vehicle features and options
This chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are not
necessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems. The respectively applicable country
provisions must be observed when using the
respective features and systems.
2. Fold up the wipers.
Onboard vehicle tool kit
3. Position the wiper blade in a horizontal po‐
sition.
4. Remove the wiper blade toward one side.
The onboard vehicle tool kit is located under
the first aid kit behind the left folding cover in
the trunk.
5. Insert the new wiper blade in reverse order
of removal until it locks in place.
Wiper blade replacement
6. Fold down the wipers.
Hints
Do not fold down the wipers without
wiper blades
Do not fold down the wipers if wiper blades
have not been installed; this may damage the
windshield.◀
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Replacing components
Do not perform work/bulb replacement
on xenon headlights
Rear: replacing the wiper blades
1. Lift off the wiper fully and pull off the wiper
blade, arrow.
Have any work on the xenon lighting system,
including bulb replacement, performed only by
a service center. Due to the high voltage
present in the system, there is a danger of fatal
injuries if work is carried out improperly.◀
Do not touch the bulbs
Do not touch the glass of new bulbs with
your bare hands, as even minute amounts of
contamination will burn into the bulb's surface
and reduce its service life.
2. Attach a new wiper blade. It must engage
audibly.
Use a clean tissue, cloth or something similar,
or hold the bulb by its base.◀
3. Fold down the wipers.
Light-emitting diodes (LEDs)
Some items of equipment use light-emitting
diodes installed behind a cover as a light
source.
Lamp and bulb replacement
Hints
These light-emitting diodes, which are related
to conventional lasers, are officially designated
as Class 1 light-emitting diodes.
Lights and bulbs
Lights and bulbs make an essential contribu‐
tion to vehicle safety.
Do not remove the covers
The manufacturer of the vehicle recommends
that you entrust corresponding procedures to
the service center if you are unfamiliar those or
if they have not been described here.
Do not remove the covers, and never
stare into the unfiltered light for several hours;
otherwise, irritation of the retina could result.◀
You can obtain a selection of replacement
bulbs at the service center.
Headlight glass
Condensation can form on the inside of the ex‐
ternal lights in cool or humid weather. When
driving with the light switched on, the conden‐
sation evaporates after a short time. The head‐
light glass does not need to be changed.
Danger of burns
Only change bulbs when they are cool;
otherwise, there is a danger of getting
burned.◀
If the headlights do not dim despite driving
with the light switched on, increasing humidity
forms, e. g. water droplets in the light, have the
service center check this.
Working on the lighting system
When working on the lighting system,
you should always reel off the lights affected to
prevent short circuits.
Headlight setting
The headlight adjustments can be affected by
changing lights and bulbs. Have the head‐
To avoid possible injury or equipment damage
when replacing bulbs, observe any instructions
provided by the bulb manufacturer.◀
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Replacing components
Mobility
lights' settings checked and corrected by serv‐
ice after a replacement.
Low beams
55-watt bulb, H7.
1. Tip the connector with the bulb down
slightly and pull out carefully.
Front lights, bulb replacement
Halogen headlights
At a glance
2. Pull the bulb off the connector and insert
the new bulb.
3. Install the new bulb in reverse order of re‐
moval.
4. Place the cover according to the arrow
markings on the headlight housing.
5. Close the headlight housing with the lid.
Parking lights
5-watt bulb, W5W.
1. Remove the bulb holder.
1
2
3
4
5
High beams/headlight flasher
Low beams
2. Carefully remove the bulb from the socket.
3. Install the new bulb in reverse order of re‐
moval.
Turn signal/side marker light
Parking lights
4. Place the cover according to the arrow
markings on the headlight housing.
Daytime running lights
5. Close the headlight housing with the lid.
Accessing the low beams and parking
lights
Accessing the high beams/headlight
flasher and daytime running lights
Follow general instructions, refer to page 218.
1. Open the hood, refer to page 208.
Follow general instructions, refer to page 218.
1. Open the hood, refer to page 208.
2. Turn the cover counterclockwise and re‐
move.
2. Turn the cover counterclockwise and re‐
move.
3. The upper bulb is the low beam and the
lower bulb is the parking lamp.
3. The upper bulb is the high beam/headlight
flasher and the lower bulb is the daytime
running lights.
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Replacing components
High beams/headlight flasher
At a glance
55-watt bulb, H7.
1. Tip the connector with the bulb up slightly
and pull out carefully.
2. Pull the bulb off the connector and insert
the new bulb.
3. Install the new bulb in reverse order of re‐
moval.
4. Place the cover according to the arrow
markings on the headlight housing.
1
2
3
Parking lights / daytime running lights
5. Close the headlight housing with the lid.
Low beams/high beams/headlight flasher
Turn signal/side marker light
Daytime running lights
21-watt bulb, W21W.
Xenon headlights
1. Turn the bulb holder counterclockwise and
remove.
Low beams and high beams are designed with
xenon technology.
2. Carefully remove the bulb from the socket.
The parking lights and daylight running lights
are made using LED technology.
3. Install the new bulb in reverse order of re‐
moval.
Contact your service center in the event of a
malfunction.
4. Place the cover according to the arrow
markings on the headlight housing.
LED headlights
5. Close the headlight housing with the lid.
Light-emitting diodes (LEDs)
Xenon headlights
Hints
With LED headlights, all front lights and side
indicators are designed with LED technology.
Because of the long life of these bulbs, the
likelihood of failure is very low. Switching the
lights on and off frequently shortens their life.
If an LED fails, switch on the front fog lights
and continue the trip with great care. Comply
with local regulations.
If a bulb fails, reel on the front fog lights and
continue the trip with great care. Comply with
local regulations.
Contact your service center in the event of a
malfunction.
Front fog lights
Follow general instructions, refer to page 218.
Do not perform work/bulb replacement
on xenon headlights
Have any work on the xenon lighting system,
including bulb replacement, performed only by
a service center. Due to the high voltage
present in the system, there is a danger of fatal
injuries if work is carried out improperly.◀
For checking and adjusting headlamp aim,
please contact your BMW center.
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LED front fog lights
Mobility
35-watt bulb, H8.
These front fog lights are made using LED
technology. Contact your service center in the
event of a malfunction.
1. Insert the screwdriver from the onboard
vehicle tool kit, with the flat side on the clip,
arrow 1.
Turn signal
Note
Follow general instructions, refer to page 218.
The turn signals are located next to each low
beam in the engine compartment.
21-watt bulb, PY 21W.
Replacement
2. Turn the screwdriver by 90°, arrow 2.
1. Open the hood, refer to page 208.
3. Remove the front fog lamp toward the
front.
2. Turn the bulb with the socket counter‐
clockwise and carefully remove.
4. Detach the connector.
3. Push the bulb down slightly and unscrew
from the socket.
5. Turn the bulb bracket and remove it.
4. To insert the new bulb, proceed in reverse
order of removal.
Turn signal in exterior mirror
The turn signals in the exterior mirrors feature
LED technology. Contact your service center
in the event of a malfunction.
6. Remove the bulb and replace it.
7. Proceed in reverse order to insert the front
fog lamp. Note the guide rails in doing so.
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Replacing components
body, push it up, arrow, and remove the
cover.
Tail lights, bulb replacement
At a glance
3. Release both nuts.
1
2
3
4
5
Turn signal
Backup lamp
Inside brake lamp
Rear lamp
Rear lamp/brake light
Bulb replacement, exterior tail lights
General information
4. Remove the tail lamp from the body and
detach the connector.
Follow general instructions, refer to page 218.
21-watt bulb, P21W.
Replacing the bulbs
With Adaptive Light Control or xenon head‐
lights: rear lamp features LED technology.
Contact your service center in the event of a
malfunction.
1. Release the three fasteners on the bulb
holder and remove the bulb holder from
the tail lamp.
Use caution when replacing the bulb
Use caution and proceed one step at a
time when replacing the bulbs to prevent dam‐
age to the tail lights or the vehicle.◀
Removing the exterior tail lamp
1. Open the tailgate.
2. Insert the screwdriver from the onboard
vehicle tool kit between the cover and
2. Turn the bulb and remove it. The turn sig‐
nal is the upper bulb and the rear lamp/
brake lamp is the lower bulb on the bulb
holder.
3. Proceed in the reverse order to insert the
new bulb and attach the bulb holder. Make
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Replacing components
Installing the bulb holder
Mobility
sure that the bulb holder is engaged in all
fasteners.
1. Attach the connector to the tail lamp.
2. Proceed in the reverse order to insert the
new bulb and attach the bulb holder.
Installing the tail lamp
1. Connect and install the tail lamp.
Ensure that the bulb holder is firmly at‐
tached.
2. Insert the cover with the three mountings
in the tail lamp. While applying pressure on
the top and bottom bracket, slide the cover
down to the stop.
License plate lights
Follow general instructions, refer to page 218.
These lights are made using LED technology.
Contact your service center in the event of a
malfunction.
Lights in the tailgate
General information
Follow general instructions, refer to page 218.
Reversing lights: 16-watt bulb, W16W.
Inner brake lamp: 21-watt bulb, H21W.
Changing wheels
Hints
Accessing the lights
When using run-flat tires or sealants, a tire
does not need to be changed immediately in
the event of pressure loss due to a flat tire.
1. Open the tailgate.
2. Pull out the cover at the recessed grip, ar‐
row.
Which is why no spare tire is available.
The tools for changing wheels are available as
accessories from your service center.
Jacking points for the vehicle jack
3. Detach the connector.
Replacing the reversing lamp and inner
brake lamp
1. Detach the bulb holder from the tail lamp.
The jacking points for the vehicle jack are lo‐
cated at the positions shown.
The reversing lamp is the upper bulb and
the inner brake lamp is the lower bulb on
the bulb holder.
2. To replace the reversing lamp, pull off the
bulb carefully.
Vehicle battery
Maintenance
The battery is maintenance-free.
To replace the inner brake lamp, push the
bulb down and turn it to the left.
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The added amount of acid is sufficient for the
service life of the battery.
Starting aid terminals
In the vehicle, only charge the battery via the
starting aid terminals, refer to page 228, in the
engine compartment with the engine off.
Further information about the battery can be
obtained from your service center.
Battery replacement
Power failure
After a temporary power loss, some equipment
needs to be newly initialized or individual set‐
tings updated, e. g.:
Use approved vehicle batteries only
Only use vehicle batteries that have been
approved for your vehicle by the manufacturer;
otherwise, the vehicle could be damaged and
systems or functions may not be fully availa‐
ble.◀
▷
Seat and mirror memory: store the posi‐
tions again.
▷
▷
▷
Time: update.
Date: update.
After a battery replacement, have the battery
registered on the vehicle by the service center
to ensure that all comfort features are fully
available and that any Check Control mes‐
sages of these comfort features are no longer
displayed.
Glass sunroof: initialize the system, refer to
page 50.
Disposing of old batteries
Have old batteries disposed of by your
service center or bring them to a recy‐
cling center.
Charging the battery
General information
Make sure that the battery is always suffi‐
ciently charged to guarantee that the battery
remains usable for its full service life.
Maintain the battery in an upright position for
transport and storage. Secure the battery so
that it does not tip over during transport.
The battery may need to be charged in the fol‐
lowing cases:
Fuses
▷
When making frequent short-distance
drives.
Hints
Replacing fuses
▷
If the vehicle is not used for prolonged pe‐
riods, longer than a month.
Never attempt to repair a blown fuse and
do not replace a defective fuse with a substi‐
tute of another color or amperage rating; this
could lead to a circuit overload, ultimately re‐
sulting in a fire in the vehicle.◀
Hints
Do not connect charging devices to the
12 volt socket in the vehicle
Plastic tweezers and information on the fuse
types and locations are stored in the fuse box
in the trunk.
Do not connect battery chargers to the fac‐
tory-installed 12 volt sockets in the vehicle as
this may damage the vehicle battery due to an
increased power consumption.◀
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In the glove compartment
Swing the cover down, arrow.
In the cargo area
Open the cover on the right side trim, arrow,
and remove the sound insulation.
Information on the fuse types and locations is
found on a separate sheet.
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