2021 TOYOTA RAV4 PLUG-IN HYBRID warning light

527
7
7-3. Do-it-yours elf maintenance
Maintenance and care
●ID codes can be registered by your-
self, but depending on the driving con - ditions and drivi ng environment,
registration may t ake some time to
complete.
●As the tires will be warm when regis -
tration is completed, make sure to allow the tires to c ool before perform-
ing initialization.
■Canceling ID code registration
●To cancel ID code registration after it
has been started, s elect “Identifying
Each Wheel & Position” on the multi-
information display and press and
hold again.
●If ID code registration has been can -
celed, the tire pres sure warning light
will blink for approximately 1 minute when the power switch is turned to
ON and then illuminate. The tire pres -
sure warning syst em will be opera- tional when the tire pressure warning
light turns off.
●If the warning light does not turn off
even after several minutes have
elapsed, ID code registration may not have been canceled correctly. To can -
cel registration, perform the ID code
registration start procedure again and then turn the power switch off before
driving.
■If ID codes are no t registered prop-
erly
●In the following situations, ID code
registration may take longer than usual to be completed or may not be
possible. Normally, registration com -
pletes within appr oximately 30 min- utes.
If ID code registrati on is not complete
after driving for app roximately 30 min- utes, continue driving for a while.
• Vehicle is not parked for approxi -
mately 20 minutes or more before driving
• Vehicle is not drive n 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 valve and transmit - ters of your vehicle over those of other
vehicles
• Wheel with tire p ressure warning valve and transmit ter installed is
inside or near the vehicle
If registration does not complete after
driving for 1 hour or more, perform the
ID code registration procedure again
from the beginning.
●If the vehicle is reversed during regis -
tration, the data up to that point is
reset, so perform the registration pro - cedure again from the beginning.
●In the following si tuations, ID code registration will no t be started or was
not completed properly and the sys -
tem will not operate properly. Perform the ID code regist ration procedure
again.
• If, when attempting to start ID code registration, the ti re pressure warning
light does not blink slowly 3 times.
• If, when the vehicl e has been driven for about 10 minutes after performing
ID code registration, the tire pressure
warning light blinks for approximately 1 minute and the n illuminates.
●If ID code registration cannot be com- pleted after perfo rming the above pro-
cedure, contact any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
Your vehicle is equipped with tire
pressure warning system with the
function to have ID codes regis-
tered for a second wheel set, for
example a winter set. You can reg -
ister a second wheel set by your -
self, any authorized Toyota retailer
or Toyota authorized repairer, or
any reliable repairer.
Selecting wheel set

5287-3. Do-it-yourself maintenance
After registration of a second wheel
set, either of these two wheel sets
can be selected for usage with the
tire pressure warning system.
■Operating conditions for the
function
 This function will perform the
change of wheel set only if a sec -
ond wheel set h as been regis-
tered. If no second wheel set has
been registered, no change will
be made when selecting this
function in the menu.
 Only a change between both
registered wheel set is possible,
mixing between these wheel sets
is not supported.
■How to change between wheel
sets
1 Have the vehicle fitted with the
preferred wheel set.
2 Press or of the meter
control switches on the steering
wheel and select .
3 Press or of the meter
control switches and select
“Vehicle Settings”, and then
press and hold .
4 Press or of the meter
control switch es and select
“TPWS”, and then press .
5 Press or of the meter
control switch es and select
“Identifying Each Wheel & Posi -
tion”. Then press and hold
until the tire pressure warning
light starts slowly blinking 3
times.
Afterward, the tire pressure warning
light turns on after flashing for 1 minute.
After 2 minutes, regi stration of a sec-
ond wheel set is being performed. The
tire pressure warning light will turn off
and “--” will be displayed for the inflation
pressure of each tir e on the multi-infor-
mation display.
6 Initialize the tire pressure warn-
ing system. ( →P.523)
If the tire inflation pressure settings for the installed tires c hange, initialization
operations are require d, but if the tire
inflation pressure settings are the same, initialization is not required.
Drive straight (with occasional left
and right turns) at approximately 40
km/h (25 mph) or more for approxi -
mately 10 to 30 minutes.
Registration of a sec ond wheel set is

547
7
7-3. Do-it-yours elf maintenance
Maintenance and care
Type C
Normal fuse
Blown fuse
■After a fuse is replaced
●When installing the lid, make sure that
the tab is installed securely.
●If the lights do not t urn on even after
the fuse has been replaced, a bulb
may need replacement. ( →P.548)
●If the replaced fuse blows again, have
the vehicle inspec ted by any autho-
rized Toyota retailer or Toyota autho - rized repairer, or any reliable repairer.
■If there is an over load in a circuit
The fuses are designed to blow, protect -
ing the wiring har ness from damage.
■When replacing an electronic com- ponent, such as a lights, etc.
Toyota recommends that you use genu -
ine Toyota product s designed for this vehicle. Because certain bulbs are con -
nected to circuits de signed to prevent
overload, non-genuine parts or parts not designed for this vehicle may be unus -
able.
A
B
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 fu se 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 el ectrical overload
determined and repaired by any authorized Toyota retailer or Toyota
authorized repairer, or any reliable
repairer as soon as possible.
■To prevent damage to the engine
compartment fuse box cover
When opening the fuse box, com - pletely release th e claw locks before
lifting up the cover. Otherwise, the
claws may be damaged.

557
7
7-3. Do-it-yours elf maintenance
Maintenance and care
WARNING
■Replacing light bulb
●Turn off the light. Do not attempt to
replace the bulb immediately after turning off the light.
The bulb become very hot and may
cause burns.
●Do not touch the glass portion of
the light bulb with bare hands.
When it is unavoidable to hold the glass portion, use and hold with a
clean dry cloth to avoid getting
moisture and oils on the bulb. Also, if the bulb is scratched or
dropped, it may blow out or crack.
●Fully install light bulb and any parts
used to secure it. Failure to do so
may result in heat damage, fire, or water entering the light unit. This
may damage the light or cause con -
densation to build up on the lens.
●Do not attempt to repair or disas -
semble light bul bs, connectors, electric circuits or component parts.
Doing so may result in death or
serious injury due to electric shock.
■To prevent damage or fire
●Make sure bulb is fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat
damage.

8
559
8
When trouble arises
When trouble arises
8-1. Essential information
Emergency flashers .......... 560
If your vehicle has to be
stopped in an emergency 560
If the vehicle is trapped in rising
water ............................... 561
8-2. Steps to take in an emer -
gency
If your vehicle needs to be
towed .............................. 563
If you think something is wrong
....................................... 566
If a warning light turns on or a
warning buzzer sounds... 568
If a warning message is dis -
played ............................. 578
If you have a flat tire (vehicles
without spare tire) ........... 582
If you have a flat tire (vehicles
with spare tire) ................ 593
If the hybrid system will not
start ................................ 601
If you lose your keys ......... 603
If the fuel filler door cannot be
opened ........................... 603
If the electronic key does not
operate properly ............. 604
If the 12-volt battery is dis -
charged .......................... 606
If your vehicle overheats... 611
If the vehicle becomes stuck
....................................... 615

5688-2. Steps to take in an emergency
■Brake system warning light (warning buzzer)
■Brake system warning light
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 c omes on or flashes, but then goes
off, this does not necessarily i ndicate a malfunction in the system.
However, if this continues to occur, 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 ma lfunction in:
 The parking brake system;
 The regenerative braking system; or
 The electronically controlled brake system
→ Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable re pairer immediately.

569
8
8-2. Steps to take in an emergency
When trouble arises
■Charging system warning light*
*: This light illuminates on the multi-information display.
■High coolant temperature warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
■Hybrid system overheat warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
■Low engine oil pressure warning light* (warning buzzer)
*: This light illuminates on the multi-information display with a message.
Warning lightDetails/Actions
Indicates a malfunction in the vehicle’s charging sys-
tem
→ Immediately stop the vehicle in a safe place
and contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer.
Warning lightDetails/Actions
Indicates that the engine is overheating
→ Immediately stop the vehicle in a safe place.
Handling method ( →P.611)
Warning lightDetails/Actions
Indicates that the hybrid system has overheated
→ Stop the vehicle in a safe place.
Handling method ( →P.611)
Warning lightDetails/Actions
Indicates that the engine oil pressure is too low
→ Immediately stop the vehicle in a safe place
and contact any authorized Toyota retailer or
Toyota authorized repairer, or any reliable
repairer.

5708-2. Steps to take in an emergency
■Malfunction indicator lamp*
*: This light illuminates on the multi-information display.
■SRS warning light
■ABS warning light
■Electric power steering system warning light* (warning buzzer)
*: This light illuminates on the multi-information display.
Warning lightDetails/Actions
Indicates a malfunction in:
 The hybrid system;
 The electronic engine control system;
 The electronic throttle control system; or
 The emission control system (if equipped)
→ Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable re pairer immediately.
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 re pairer 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 re pairer immediately.
Warning lightDetails/Actions
(Red/yellow)
Indicates a malfunction in the EPS (Electric Power
Steering) system
→ Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable re pairer immediately.