2022 TOYOTA BZ4X warning light

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7-3. Do-it-yourself maintenance
Maintenance and care
7Press or of the meter
control switches and select
“Register New Valve/ID” and
then press “OK”.
8 Check if the desired wheel set
(“Tyre Set 1” or “Tyre Set 2”) is
displayed.
ID codes will be registered to the dis- played wheel set.
To change the wheel set to be regis-
tered, press or of the meter
control switches, and then select the
wheel set you wish to register.
If ID codes have already been regis-
tered for that wheel set, the tire pres- sure warning light will slowly blink 3 times, and a message indicating that
change is occurring will be displayed on the multi-information display.
“Setting Pressure Wait a
Moment”
9 Press or of the meter
control switches and select “OK”
and then press “OK”.
The tire pressure warning light will slowly blink 3 times and a message
indicating that ID code registration is being performed will be displayed on the multi-information display. Wheel set
changing will be canceled and registra- tion will begin.
When registration is being performed,
the tire pressure warning light will blink for approximately 1 minute then illumi-nate and “---” will be displayed for the
inflation pressure of each tire on the multi-information display.
“Setting Pressure Wait a
Moment”
10 Drive straight (with occasional
left and right turns) at approxi-
mately 40 km/h (25 mph) or
more for approximately 10 to 30
minutes.
When registration is complete, the tire pressure warning light will turn off and a message indicating that registration
has been completed will be displayed on the multi-information display.
Registration may take longer than nor-
mal to complete if the vehicle speed cannot be maintained at approximately 40 km/h (25 mph) or more. If registra-
tion cannot be completed after driving for 1 hour or more, perform the registra-tion procedure again from the begin-
ning.
■When registering ID codes
●Normally, wheel position registration
can be completed within approxi- mately 30 minutes.
●ID code registration is performed while driving at a vehicle speed of approximately 40 km/h (25 mph) or
more.

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7-3. Do-it-yourself maintenance
●ID codes can be registered by your-
self, but depending on the driving con- ditions and driving environment, registration may take some time to
complete.
●When using a wheel set which all of
the ID codes have already been regis- tered, the wheel set can be changed in a short amount of time.
■If ID codes are not registered prop-
erly
●In the following situations, ID code
registration may take longer than usual to be completed or may not be possible.
• When the vehicle has not been parked for approximately 15 minutes or more before being driven
• Vehicle is not driven at approximately 40 km/h (25 mph) or more• Vehicle is driven on unpaved roads
• Vehicle is driven near other vehicles and system cannot recognize tire pressure warning valves and transmit-
ters of your vehicle over those of other vehicles• Wheel with tire pressure warning
valve and transmitter installed is inside or near the vehicle
●If the vehicle is reversed during regis-tration, all data collected until then will be cleared. Perform driving again.
●If registration does not complete after driving for 1 hour or more, perform the
ID code registration procedure again from the beginning.
●If the tire pressure warning light does not blink 3 times when starting ID code registration procedure, the pro-
cedure may not have started. Perform the procedure again from the begin-ning.
●If ID codes cannot be registered even when performing the above proce-
dure, contact any authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer.
To cancel ID code registration after
it has been started, select “Register
New Valve/ID” again on the multi-
information display.
If ID code registration has been
canceled, the tire pressure warning
light will turn off.
If the warning light does not turn off,
ID code registration may not have
been cancelled correctly. To cancel
registration, select “Register New
Valve/ID” again on the multi-infor-
mation display.
Your vehicle is equipped with a tire
pressure warning system with a
function to register two sets of ID
codes. This allows for registration
of a second wheel set, for example
a winter set.
 The wheel set can be changed
only if a second wheel set has
been registered to the system. If
a second wheel set has not been
registered, message will be dis-
played and it will not be possible
to change to the selected wheel
set.
ID codes can be registered by
yourself.
 Only a change between both
registered wheel set is possible,
mixing between these wheel sets
Canceling ID code registra-
tion
Selecting wheel set

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7-3. Do-it-yourself maintenance
Maintenance and care
is not supported.
 While registering ID codes, it
may not be possible to change
between wheel sets normally.
Cancel registration before
changing between wheel sets.
■How to change between wheel
sets
1 Install the desired wheel set.
2 Start the EV system. (P.243)
The ID code selecting procedure can- not be performed while the vehicle is moving.
3 Press or of the meter
control switches and select .
4 Press or of the meter
control switches and select
“Vehicle Settings”, and then
press and hold the “OK”.
5 Press or of the meter
control switches and select
“TPWS Setting”, and then press
“OK”.
6 Press or of the meter
control switches and select
“Tyre Set Switching”, and then
press “OK”.
7 Press or of the meter
control switches and select
“Register Valve/ID” and then
press “OK”.
8 Press or of the meter
control switches and wheel set
(“Tyre Set 1” or “Tyre Set 2”) is
selected.
9 Press or of the meter
control switches and select “OK”
and then press “OK”. The tire
pressure warning light will
slowly blink 3 times, a message
indicating that change is occur-
ring will be displayed, and the
wheel set change will begin.
Wheel set change will begin and the tire
pressure warning light will blink for 1 minute and then illuminate. Also, while the change is being performed, “---” will
be displayed for the tire inflation pres- sure of each tire on the multi-informa-tion display.
After approximately 2 minutes, the wheel set change will complete, the tire pressure warning light will turn off, and
a completion message will be displayed on the multi-information display.
If changing does not complete after
approximately 4 minutes, a message indicating that the change could not be completed will be displayed.
Check which wheel set is installed and perform the change procedure again from the beginning.
“Setting Pressure Wait a

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7-3. Do-it-yourself maintenance
1Chock the tires.
2 Slightly loosen the wheel bolts
(one turn).
3 Turn the part of the jack by
hand and place the top of the
jack in the position shown in the
illustration.
WARNING
●Do not start the EV system or drive the vehicle while the vehicle is sup-
ported by the jack.
●Do not raise the vehicle while
someone is inside.
●When raising the vehicle, do not put
an object on or under the jack.
●Do not raise the vehicle to a height
greater than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
●When lowering the vehicle, make sure that there is no-one near the vehicle. If there are people nearby,
warn them vocally before lowering.
Replacing a flat tire
TireWheel chock posi-
tions
Front left-handBehind the rear
right-hand side tire
Front right-handBehind the rear
left-hand side tire
Rear left-handIn front of the front
right-hand side tire
Rear right-handIn front of the front
left-hand side tire
TireWheel chock posi-
tions

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7-3. Do-it-yourself maintenance
Maintenance and care
■After a fuse is replaced
●When installing the lid, make sure that the tab is installed securely.
●If the lights do not turn on even after the fuse has been replaced, a bulb may need replacement.
●If the replaced fuse blows again, have the vehicle inspected by any autho-
rized Toyota retailer or Toyota autho- rized repairer, or any reliable repairer.
■If there is an overload in a circuit
The fuses are designed to blow, protect-
ing the wiring harness from damage.
■When replacing an electronic com- ponent, such as a lights, etc.
Toyota recommends that you use genu-
ine Toyota products designed for this vehicle. Because certain bulbs are con-nected to circuits designed to prevent
overload, non-genuine parts or parts not designed for this vehicle may be unus-able.
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions. Failure to do so may cause damage to the vehicle, and possibly a fire or
injury.
●Never use a fuse of a higher amperage rating than that indi-
cated, or use any other object in place of a fuse.
●Always use a genuine Toyota fuse or equivalent.Never replace a fuse with a wire,
even as a temporary fix.
●Do not modify the fuses or fuse
boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload
determined and repaired by any authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer as soon as possible.

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8
When trouble arises
When trouble arises
8-1. Essential information
Emergency flashers .......... 506
If your vehicle has to be
stopped in an emergency 506
If the vehicle is submerged or
water on the road is rising
....................................... 507
8-2. Steps to take in an emer-
gency
If your vehicle needs to be
towed .............................. 509
If you think something is wrong
....................................... 513
If a warning light turns on or a
warning buzzer sounds... 515
If a warning message is dis-
played ............................. 523
If you have a flat tire ......... 528
If the EV system will not start
....................................... 539
If you lose your keys ......... 541
If the charging port lids cannot
be opened ...................... 541
If the electronic key does not
operate properly ............. 542
If the 12-volt battery is dis-
charged .......................... 544
If your vehicle overheats... 549
If the vehicle becomes stuck
....................................... 551

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8-2. Steps to take in an emergency
When trouble arises
■Brake system warning light (warning buzzer)
■Brake system warning light
■Charging system warning light*
*: This light illuminates on the multi-information display with a message.
If a warning light turns on or a warning buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then g oes
off, this does not necessarily indicate a malfunction in the sy stem.
However, if this continues to o ccur, have the vehicle inspected by
any authorized Toyota retailer or Toyota authorized repairer, o r any
reliable repairer.
Actions to the warning lights or warning buzzers
Warning lightDetails/Actions
(Red)
Indicates that:
 The brake fluid level is low; or
 The brake system is malfunctioning
 Immediately stop the vehicle in a safe place and contact
any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer. Continuing to drive the
vehicle may be dangerous.
Warning lightDetails/Actions
(Yellow)
Indicates a malfunction in:
 The regenerative braking system;
 The electronically controlled brake system; or
 The parking brake system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and contact
any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.

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8-2. Steps to take in an emergency
■SRS warning light (warning buzzer)
■ABS warning light
■Inappropriate pedal operation warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
Warning lightDetails/Actions
Indicates a malfunction in:
 The SRS airbag system; or
 The seat belt pretensioner system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightDetails/Actions
Indicates a malfunction in:
 The ABS; or
 The brake assist system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightDetails/Actions
When a buzzer sounds:
Indicates a malfunction in:
 The Brake Override System;
 The Drive-Start Control
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Indicates that the shift position was changed and Drive-Start C on-
trol was operated while depressing the accelerator pedal.
 Momentarily release the accelerator pedal.
When a buzzer does not sound:
Indicates that the accelerator and brake pedals are being
depressed simultaneously, and the Brake Override System is
operating.
 Release the accelerator pedal and depress the brake pedal.