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EnglishKey, locks and alarm -> Replacing the battery in the remote control key for your Volvo XC40 2018-2026
KEY, LOCKS AND ALARM
Remote control key range
Replacing the battery in the
remote control key
The battery in the remote control key needs
to be replaced when it has become dis-
charged.
In order for the remote control key to work
properly it needs to be within a certain dis-
tance from the car.
The remote control key functions may be
disrupted by surrounding radio waves,
buildings, topographical conditions, etc.
The car can always be locked/unlocked
with the key blade.
For manual use
The remote control key's functions for e.g.
locking/unlocking that are activated by press-
All batteries have a limited service life and
must eventually be replaced (does not
apply to Key Tag). The service life of the
battery varies depending on how often the
vehicle/key is used.
ing on
or
have a range that extends
If the remote control key is removed
from the car
approx. 20 metres (65 feet) from the car.
If the remote control key is removed
from the car when the engine is run-
ning, the warning message Car key
not found Removed from car is
shown in the driver display and an acoustic
reminder sounds when the last door is closed.
If the car does not verify a button being
pressed - move closer and try again.
For keyless* use
The message extinguishes when the key is
returned to the car, followed by a press of the
right-hand keypad's O button, or when the last
door is closed.
The battery for the remote control key should
be replaced if
the information symbol illuminates and the
message Car key battery low is shown in
the driver display
•
Related information
Remote control key (p. 219)
•
the locks repeatedly do not react to sig-
nals from the remote control key within
20 metres (65 feet) of the car.
•
Antenna locations for the start and lock
systems (p. 249)
•
Keyless and touch-sensitive surfaces*
(p. 246)
•
For keyless use, a remote control key or the
button-less key (Key Tag) must be within a
semicircular area with a radius of approx.
1.5 metres (5 feet) on both long sides and
approx. 1 metre (3 feet) from the tailgate.
Always try moving closer to the car and
making another unlock attempt.
224
* Option/accessory.
KEY, LOCKS AND ALARM
The battery in the button-less key6 (Key Tag)
cannot be replaced - a new key can be
ordered from an authorised Volvo workshop.
Opening the key and changing the
battery
A discharged Key Tag must be handed
over to an authorised Volvo workshop. The
key must be deleted from the car since it is
still possible to use it to start the car via
back-up start.
Turn the key, move the button to the
side and slide the back shell a few milli-
metres upwards.
Hold the remote control key with the
front visible and the Volvo logo facing the
right way - slide the button at bottom
edge by the key ring to the right. Slide the
front side's shell a few millimetres
upwards.
The shell will then come free and can
be lifted off the key.
The shell will then come free and can
be lifted off the key.
6
Supplied with cars equipped with keyless locking/unlocking*.
}}
* Option/accessory. 225
KEY, LOCKS AND ALARM
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Use a screwdriver or similar to turn the
battery cover anticlockwise until the mark-
ings meet at the OPEN text.
The battery (+) side is facing upwards.
Then carefully prize loose the battery as
illustrated.
Install a new battery with the (+) side up.
Avoid touching the remote control key's
battery contacts with your fingers.
Carefully lift away the battery cover by
pressing e.g. a fingernail into the recess.
Place the battery in the holder with the
edge down. Then slide the battery for-
wards so that it fastens under the two
plastic catches.
Avoid touching new batteries and their
contact surfaces with your fingers as this
may impair their function.
Then prize the battery cover upwards.
Press the battery down so that it fas-
tens under the upper black plastic catch.
Use batteries with the designation
CR2032, 3 V.
226
KEY, LOCKS AND ALARM
Volvo recommends that the batteries to be
used in the remote control key fulfil UN
Manual of Test and Criteria, Part III, sub-
section 38.3. Batteries fitted in the factory
or replaced by an authorised Volvo work-
shop fulfil the above criteria.
Reposition the rear side's shell and
press it down until a clicking sound can be
heard.
Turn the remote control key over and
refit the front side's shell by pressing it
down until a clicking sound can be heard.
Then slide the shell back.
Then slide the shell back.
> A further click will indicate that the
shell is properly positioned and securely
attached.
> A further click will indicate that the
shell is securely attached.
Refit the battery cover and turn it clock-
wise until the marking aligns with the
CLOSE text.
}}
227
KEY, LOCKS AND ALARM
||
Related information
Ordering more remote control keys
WARNING
Locking and unlocking with the detacha-
ble key blade (p. 230)
•
The car is supplied with two remote control
keys. A button-less key is supplied if the car
is equipped with keyless locking and unlock-
ing*. Additional keys can be ordered.
A total of twelve keys can be programmed and
used for one single car. If additional keys are
ordered, additional driver profiles are added -
one per new remote control key. This also
applies for the key tag.
Check that the battery is fitted correctly
with the correct polarity. If the remote con-
trol key shall not been used for a long time,
remove the battery to avoid battery leakage
and damage. Batteries with damage or
leaks may cause corrosive injury on contact
with the skin. Therefore, use protective
gloves when handling damaged batteries.
Starting the car (p. 396)
•
•
Remote control key (p. 219)
Keep batteries out of the reach of chil-
dren.
•
Loss of a remote control key
Do not leave batteries lying around
since they can be swallowed by chil-
dren or pets.
•
If you lose a remote control key then a new
one can be ordered at a workshop - an author-
ised Volvo workshop is recommended. The
remaining remote control keys must be taken
to the workshop. The code of the missing key
must be erased from the system as a theft
prevention measure.
Batteries must not: be dismantled,
short-circuited or thrown into open
flames.
•
•
Do not charge non-rechargeable bat-
teries, this may cause an explosion.
The current number of keys registered to the
car can be checked via driver profiles in the
Before use, the remote control key should
be checked to avoid causing damage. If
damage is discovered, e.g. if the battery
cover cannot be closed properly, then the
product should not be used. Keep defec-
tive products out of the reach of children.
centre display's top view, select Settings
System Driver Profiles.
Related information
Remote control key (p. 219)
•
Make sure that exhausted batteries are dis-
posed of in a manner which is kind to the
environment.
228
* Option/accessory.
