![TOYOTA BZ4X 2023  Owners Manual 1874-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
■Antenna location Antennas outside the cabin 
(driver’s side/front passenger’s 
side [if equipped])
An TOYOTA BZ4X 2023  Owners Manual 1874-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
■Antenna location Antennas outside the cabin 
(driver’s side/front passenger’s 
side [if equipped])
An](/manual-img/14/59242/w960_59242-186.png)
1874-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
■Antenna location Antennas outside the cabin 
(driver’s side/front passenger’s 
side [if equipped])
Antennas outside the cabin 
(rear) (if equipped)
Antennas inside the cabin
Antenna inside the luggage com- partment
Antenna outside the luggage 
compartment
■Effective range 
(areas within 
which the electronic key is 
detected)
When locking or unlocking the 
doors
The system can be operated when 
the electronic key is within about 2.3 
ft. (0.7 m) of the driver’s door han-
dle, front passenger’s door handle 
(if equipped), rear door handles (if 
equipped) and back door opener 
switch (if equipped). (Only the doors 
detecting the key can be operated.)
When starting the EV system or 
changing power switch modes
The system can be operated when 
the electronic key i s inside the vehi-
cle.
■If an alarm sounds or a warning 
message is displayed
An alarm sounds and warning mes-
sage displays shown on the multi-
information display are used to pro-
tect against unexpected accidents 
or theft of the vehicl e resulting from 
erroneous operation. When a warn-
ing message is displayed, take 
appropriate measures based on the 
displayed message.
When only an alarm sounds, cir-
cumstances and correction proce-
dures are as follows.
Smar t key system
The following operations 
can be performed simply by 
carrying the electronic key 
on your person, for example 
in your pocket. The driver 
should always carry the 
electronic key.
 Locks and unlocks the 
doors
* ( P.167)
 Locks and unlocks the back 
door
* ( P.173)
 Starts the EV system 
( P.231) 

1884-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
●When an exterior alarm sounds 
once for 5 seconds
●When an interior alarm pings con-
tinuously
■Battery-saving function
The battery-saving function will be 
activated in order to prevent the 
electronic key battery and the 12-
volt battery from being discharged 
while the vehicle is  not in operation 
for a long time.
●In the following situations, the 
smart key system may take some 
time to unlock the doors.
• The electronic key has been left in 
an area of approximately 11.5 ft. 
(3.5 m) of the outside of the vehi-
cle for 2 minutes or longer.
• The smart key system has not  been used for 5 days or longer.
●If the smart key system has not 
been used for 14 days or longer, 
the doors canno t be unlocked at 
any doors except the driver’s door. 
In this case, take hold of the 
driver’s door handle, or use the 
wireless remote control or the  mechanical key, to unlock the 
doors.
■Turning an electronic key to 
battery-saving mode
●When battery-saving mode is set, 
battery depletion is minimized by 
stopping the electronic key from 
receiving radio waves.
Press   twice while pressing 
and holding  .
Confirm that the ele ctronic key indi-
cator flashes 4 times. 
While the battery-saving mode is 
set, the smart key system cannot be 
used. To cancel the function, press 
any of the electronic key buttons.
●Electronic keys that will not be 
used for long periods of time can 
be set to the battery-saving mode 
in advance.
■Conditions affecting operation
The smart key system uses weak 
radio waves. In the following situa-
tions, the communication between 
the electronic key  and the vehicle 
may be affected, preventing the 
smart key system, wireless remote 
control and immobilizer system from 
operating properly.
●When the electronic key battery is 
depleted
●Near a TV tower,  electric power 
plant, gas station, radio station, 
large display, airpo rt or other facil-
ity that generates strong radio 
waves or electrical noise
●When the electronic key is in con-
SituationCorrection pro-
cedure
An attempt was 
made to lock the 
vehicle while a 
door was open.Close all of the 
doors and lock 
the doors again.
SituationCorrection pro-cedure
The power 
switch was 
turned to ACC 
while the driver’s 
door was open 
(or the driver’s 
door was opened 
while the power 
switch was in 
ACC).
Turn the power 
switch to OFF 
and close the 
driver’s door. 

1904-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_enlock and unlock repeatedly. In that 
case, follow the fo
llowing correc-
tion procedures to wash the vehi-
cle:
• Place the electronic key in a loca- tion 6 ft. (2 m) or  more away from 
the vehicle. (Take care to ensure 
that the key is not stolen.)
• Set the electronic key to battery-
saving mode to disable the smart 
key system. ( P.188)
●If the electronic key is inside the 
vehicle and a door handle 
becomes wet during a car wash, a 
message may be shown on the 
multi-informatio n display and a 
buzzer will sound outside the vehi-
cle. To turn off the alarm, lock all 
the doors.
●The lock sensor may not work 
properly if it com es into contact 
with ice, snow, mud, etc. Clean 
the lock sensor and attempt to 
operate it again.
●A sudden approach to the effec-
tive range or door handle may pre-
vent the doors from being 
unlocked. In this case, return the 
door handle to the original position 
and check that the doors unlock 
before pulling the door handle 
again.
●If there is another electronic key in 
the detection area, it may take 
slightly longer to unlock the doors 
after the door handle is gripped.
■When the vehicle  is not driven 
for extended periods
●To prevent theft of the vehicle, do 
not leave the electronic key within 
6 ft. (2 m) of the vehicle.
●The smart key system can be 
deactivated in advance. ( P.569)
●Battery-saving mode can reduce 
the power consumption of elec-
tronic keys. ( P.188)
■To operate the system properly
Make sure to carry the electronic 
key when operating the system. Do 
not get the electronic key too close  to the vehicle when operating the 
system from the out
side of the vehi-
cle.
Depending on the position and hold-
ing condition of the electronic key, 
the key may not be detected cor-
rectly and the system may not oper-
ate properly. (The alarm may go off 
accidentally, or the door lock pre-
vention may not operate.)
■If the smart key  system does 
not operate properly
●If the doors cannot be locked or 
unlocked, perform the following.
• Bring the electronic key close to  the door handle and perform a 
lock or unlock operation.
• Use the wireless remote control.
If the doors cannot be locked or 
unlocked by perform the above, use 
the mechanical key. ( P.539)
However, if the mechanical key is 
used while the alarm system is set, 
the warning will sound. ( P. 6 9 )
●If the EV system cannot be 
started, refer to P.540
■Customization
Settings (e.g. smart key system) 
can be changed.
(Customizable features:  P.569)
If the smart key system has been 
deactivated in a customized setting, 
refer to the explanations for the fol-
lowing operations.
●Locking and unlocking the doors:
Use the wireless remote control or 
mechanical key. ( P.167, 539)
●Starting the EV system and 
changing power switch modes: 
P. 5 4 0
●Stopping the EV system:  P. 2 3 3 

2014-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
4
Before driving
■To prevent sensor error (vehi-
cles with auto anti-glare inside 
rear view mirror)
To ensure that the sensors operate 
properly, do not touch or cover 
them.
*: If equipped
Digital Rear-view Mir-
ror*
The Digital Rear-view Mir-
ror is a system that uses the 
camera on the rear of the 
vehicle and displays its 
image on the display of the 
Digital Rear-view Mirror.
The Digital Rear-view Mir-
ror can be changed 
between optical mirror 
mode and digital mirror 
mode by operating the 
lever.
The Digital Rear-view Mir-
ror allows the driver to see 
the rear view despite 
obstructions, such as the 
head restraints or luggage, 
ensuring rear visibility. 
Also, the rear seats are not 
displayed and privacy of the 
passengers is enhanced.
WARNING
Observe the following precau-
tions.
Failure to do so may result in 
death or serious injury.
■Before using the  Digital Rear-
view Mirror
●Make sure to adjust the mirror 
before driving. ( P.203)
• Change to optical mirror mode  and adjust the position of the 
Digital Rear-view Mirror so that 
the area behind your vehicle 
can be viewed properly. 

2024-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
Camera indicator
Indicates that the camera is operat-
ing normally.
Icon display area
Displays icons, adjusting gauge, 
etc. ( P.203)
Select/adjust button
Press to change the setting of the 
item you want to adjust.
Menu button
Press to display the icon display 
area and select the item you want 
to adjust.
Lever
Operate to change between digital 
mirror mode and optical mirror 
mode.
Operate the lever to change 
between digital mirror mode and 
optical mirror mode.
1 Digital mirror mode
Displays an ima ge of the area 
behind the vehicle.
 will illuminate in this mode.
2Optical mirror mode
Turns off the display of the Digital 
Rear-view Mirror allows it to be 
used as an optical mirror.
■Digital mirror mode operating 
condition
The power switch is turned to ON.
When the power switch is changed 
from ON to OFF o r ACC, the image 
will disappear after several seconds.
■When using the Digital Rear-
view Mirror in d igital mirror 
mode
●If it is difficult to see the Digital 
Rear-view Mirror image because 
water, snow, mud, e tc. is stuck to 
the camera lens, operate the rear 
camera washer ( P.253) or 
change to optical mirror mode.
●When the back door is open, the 
Digital Rear-view Mirror image 
may not display properly. Before 
driving, make sure the back door 
is closed.
WARNING
 

2034-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
4
Before driving
●If the display is difficult to see due 
to reflected light, close the elec-
tronic sunshade for the panoramic 
moon roof (if equipped).
●Any of the following conditions 
may occur when d riving in the 
dark, such as at night. None of 
them indicates that a malfunction 
has occurred.
• Colors of objects in the displayed  image may differ f rom their actual 
color.
• Depending on the height of the  lights of the vehicle behind, the 
area around the vehicle may 
appear white and blurry.
• Automatic image adjustment for 
brighter surrounding image may 
cause flickering.
If it is difficult to see the displayed 
image or flickering bothers you, 
change to optical mirror mode.
●The Digital Rear-view Mirror may 
become hot while it is in digital 
mirror mode.
This is not a  malfunction.
●Depending on your physical con-
dition or age, it may take longer 
than usual to focus on the dis-
played image. In this case, 
change to optical mirror mode.
●Do not let passengers stare at the 
displayed image when the vehicle 
is being driven, as doing so may 
cause motion sickness.
■When the system malfunctions
If the symbol show n in the illustra-
tion is displayed when using the 
Digital Rear-view Mirror in digital 
mirror mode, the system may be 
malfunctioning. The symbol will dis-
appear in a few seconds. Operate 
the lever, change to optical mirror 
mode and have the vehicle 
inspected by your Toyota dealer.
■Adjusting the mirror height
The height of the rear view mir-
ror can be adjusted to suit your 
driving posture.
Change to optical mirror mode, 
adjusting the height of the rear 
view mirror by moving it up and 
down.
■Display settings (digital mir-
ror mode)
Settings of the display in the dig-
ital mirror mode, on/off operation 
of the automatic anti-glare func-
tion, etc. can be changed.
1 Press the menu button.
Adjusting the mirror 

2044-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_enThe icons will be displayed.
2
Press the menu button 
repeatedly and select the 
item you want to adjust.
3 Press   or   to 
change the setting.
The icons will disapp ear if a button 
is not operated fo r approximately 5 
seconds or more.
*: This is a functi on for the optical 
mirror mode, however, the setting 
can also be changed while using 
the digital mirror mode.
■Enabling/disabling the 
automatic anti-glare func-
tion (optical mirror mode)
The automatic anti-glare func-
tion in the optical mirror mode 
can be enabled/disabled. The 
setting can be changed in both 
the digital mirror mode and the 
optical mirror mode.
When using the digital mirror 
mode
 P.203
IconsSettings
Select to adjust the bright-
ness of the display.
Select to adjust the area 
displayed up/down.
Select to adjust the area 
displayed to the left/right.
Select to adjust the angle of 
the displayed image.
Select to zoom in/out the 
displayed image.
Select to enable/disable the 
automatic anti-glare func-
tion.
*
Responding to the bright-
ness of the headlights of 
vehicles behind, the 
reflected light is automati-
cally adjusted.
The automatic anti-glare 
function is enabled each 
time the power switch is 
changed to ON.
Select to display Home-
Link
® Training Tutorial to 
assist customers to train 
their Garage Door Opener 
System. ( P.440)
Select to change the lan-
guage of the Homelink
® 
Training Tutorial.
IconsSettings 

2054-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
4
Before driving
When using the optical mirror 
mode
1 Press the menu button.
The setting display will be dis-
played.
2Press   or   to 
enable (“ON”)/disable 
(“OFF”) the automatic anti-
glare function.
The icons will disappear if a button 
is not operated fo r approximately 5 
seconds or more.
■Adjusting the display (digital 
mirror mode)
●The icons will disappear if a button 
is not operated for approximately 
5 seconds or more.
●If the displayed image is adjusted, 
it may appear distorted. This is not 
a malfunction.
●If the brightness of the Digital 
Rear-view Mirror is set too high, it 
may cause eye strain. Adjust the 
Digital Rear-view Mirror to an 
appropriate brightness. If your 
eyes become tired, change to 
optical mirror mode.
●The brightness of the Digital Rear-
view Mirror will ch ange automati-
cally according to the brightness 
of the area in front of your vehicle.
■To prevent the light sensors 
from malfunctioning
To prevent the light sensors from  malfunctioning, do not touch or 
cover them.
WARNING
Observe the following precau-
tions.
Failure to do so may result in 
death or serious injury.
■While driving
●Do not adjust the position of the 
Digital Rear-view Mirror or 
adjust the display settings while 
driving.
Stop the vehicle and operate 
the Digital Rear-view Mirror 
control switches. 
Failure to do so may cause a 
steering wheel operation error, 
resulting in an unexpected acci-
dent.
●Always pay attention to the 
vehicle’s surroundings.
The size of the vehicles and other 
objects may look different when in 
digital mirror mode and optical 
mirror mode.
When backing up, make sure to 
directly check the safety of the 
area around your vehicle, espe-
cially behind the vehicle.
Additionally, if a vehicle 
approaches from the rear in the 
dark, such as at night, the sur-
rounding area may appear dim.