warning light TOYOTA RAV4 PLUG-IN HYBRID 2023 Manual Online

497
7 7-3. Do-it-yourself maintenance
Maintenance and care
tire pressure warning valve and trans-
mitters installed are near the vehicle.
●Make sure to initialize the tire pres-
sure warning system after registering
the ID codes. If the system is initial-
ized before registering the ID codes,
the initialized values will be invalid.
●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.
●As the tires will be warm when regis-
tration is completed, make sure to
allow the tires to cool before perform-
ing initialization.
■Canceling ID code registration
●To cancel ID code registration after it
has been started, select “Identifying
Each Wheel & Position” on the multi-
information display and press and
hold again.
●If ID code registration has been can-
celed, the tire pressure warning light
will blink for approximately 1 minute
when the power switch is turned to
ON and then illuminate. The tire pres-
sure warning system 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 not 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 approximately 30 min-
utes.
If ID code registration is not complete after driving for approximately 30 min-
utes, continue driving for a while.
• Vehicle is not parked for approxi-
mately 20 minutes or more before
driving
• 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 valve 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 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 situations, ID code
registration will not be started or was
not completed properly and the sys-
tem will not operate properly. Perform
the ID code registration procedure
again.
• If, when attempting to start ID code
registration, the tire pressure warning
light does not blink slowly 3 times.
• If, when the vehicle has been driven
for about 10 minutes after performing
ID code registration, the tire pressure
warning light blinks for approximately
1 minute and then illuminates.
●If ID code registration cannot be com-
pleted after performing the above pro-
cedure, contact any authorized
Toyota retailer or Toyota authorized
repairer, or any reliable repairer.

5167-3. Do-it-yourself maintenance
Check the wattage of the light bulb
to be replaced. ( P.591)
Outside rear view mirrors
Outer foot lights (if equipped)
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.
■To prevent damage to the engine compartment fuse box cover
When opening the fuse box, com- pletely release the claw locks before lifting up the cover. Otherwise, the
claws may be damaged.
Light bulbs
You may replace the following
bulbs by yourself. The diffi-
culty level of replacement var-
ies depending on the bulb. As
there is a danger that compo-
nents may be damaged, we
recommend that replacement
is carried out by any autho-
rized Toyota retailer or Toyota
authorized repairer, or any reli-
able repairer.
Preparing for light bulb
replacement
Bulb location
A

523
7
7-3. Do-it-yourself maintenance
Maintenance and care
12 Reconnect the connectors of the
mirror.
13 Align the tabs, and secure the
mirror by pushing in each diago-
nally-opposite pair of tabs in
order.
Make sure to insert the tabs in order as shown in the illustration, and push them in until a click is heard.
If you do not hear the click, do not force the tabs in. Instead, remove the mirror and check that the tabs are aligned.
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 bulbs, 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
525
8
When trouble arises
When trouble arises
8-1. Essential information
Emergency flashers .......... 526
If your vehicle has to be
stopped in an emergency
....................................... 526
If the vehicle is submerged or
water on the road is rising
....................................... 527
8-2. Steps to take in an emer-
gency
If your vehicle needs to be
towed .............................. 529
If you think something is wrong
....................................... 532
If a warning light turns on or a
warning buzzer sounds... 534
If a warning message is dis-
played ............................. 544
If you have a flat tire (vehicles
without spare tire) ........... 548
If you have a flat tire (vehicles
with spare tire) ................ 559
If the hybrid system will not
start ................................ 568
If you lose your keys ......... 570
If the fuel filler door cannot be
opened ........................... 570
If the electronic key does not
operate properly ............. 571
If the 12-volt battery is dis-
charged .......................... 573
If your vehicle overheats... 578
If the vehicle becomes stuck
....................................... 582

5328-2. Steps to take in an emergency
Wheel nut wrench can be purchased
at any authorized Toyota retailer or Toyota authorized repairer, or any reli-able repairer.
 Fluid leaks under the vehicle
(Water dripping from the air con-
ditioning after use is normal.)
 Flat-looking tires or uneven tire
wear
 High coolant temperature warn-
ing light flashes or come on
 Changes in exhaust sound
 Excessive tire squeal when cor-
nering
 Strange noises related to the
suspension system
 Pinging or other noises related to
the hybrid system
 Engine missing, stumbling or
running roughly
 Appreciable loss of power
WARNING
Observe the following precautions. Failure to do so may result in death or serious injury.
■While towing
●When towing using cables or
chains, avoid sudden starts, etc. which place excessive stress on the towing eyelets, cables or chains.
The towing eyelets, cables or chains may become damaged, bro-ken debris may hit people, and
cause serious damage.
●Vehicles with steering lock function:
Do not turn the power switch off. There is a possibility that the steer-ing wheel is locked and cannot be
operated.
■Installing towing eyelets to the
vehicle
Make sure that towing eyelets are installed securely. If not securely
installed, towing eyelets may come loose during towing.
NOTICE
■To prevent damage to the vehicle during emergency towing
Do not secure cables or chains to the suspension components.
If you think something is
wrong
If you notice any of the follow-
ing symptoms, your vehicle
probably needs adjustment or
repair. Contact any authorized
Toyota retailer or Toyota
authorized repairer, or any reli-
able repairer as soon as possi-
ble.
Visible symptoms
Audible symptoms
Operational symptoms

5348-2. 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 comes on or flashes, but then goes
off, this does not necessarily indicate a malfunction in the system.
However, if this continues to occur, have the vehicle inspected by
any authorized Toyota retailer or Toyota authorized repairer, or 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 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 repairer immediately.

535
8
8-2. Steps to take in an emergency
When trouble arises
■Charging system warning light
■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.578)
Warning lightDetails/Actions
Indicates that the hybrid system has overheated
 Stop the vehicle in a safe place.
Handling method ( P.578)
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.

5368-2. Steps to take in an emergency
■Malfunction indicator lamp
■SRS warning light
■ABS warning light
■Electric power steering system warning light (warning buzzer)
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 repairer 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 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
(Red)
or
(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 repairer immediately.

537
8
8-2. Steps to take in an emergency
When trouble arises
■PCS warning light (warning buzzer)
■LTA indicator (warning buzzer)
Warning lightDetails/Actions
(Flashes or illuminates)
(If equipped)
When a buzzer sounds simultaneously:
Indicates a malfunction has occurred in the PCS
(Pre-Collision System).
 Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable repairer immediately.
When a buzzer does not sound:
The PCS (Pre-Collision System) has become tempo-
rarily unavailable, corrective action may be neces-
sary.
 Follow the instructions displayed on the multi-
information display. ( P.341, 544)
If the PCS (Pre-Collision System) or VSC (Vehicle
Stability Control) system is disabled, the PCS warn-
ing light will illuminate.
 P.353
Warning lightDetails/Actions
(Orange) (If equipped)
Indicates a malfunction in the LTA (Lane Tracing
Assist)
 Follow the instructions displayed on the multi-
information display. ( P.363)

5388-2. Steps to take in an emergency
■Toyota parking assist-sensor OFF indicator (warning buzzer)
■PKSB OFF indicator
Warning lightDetails/Actions
When a buzzer sounds:
Indicates a malfunction in the Toyota parking assist-
sensor function
 Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable repairer immediately.
When a buzzer does not sound:
Indicates that the system is temporarily unavailable,
possibly due to a sensor being dirty or covered with
ice, etc.
 Follow the instructions displayed on the multi-
information display. ( P.397, 544)
Warning lightDetails/Actions
(If equipped)
If “Parking Support Brake Malfunction Visit Your
Dealer” is displayed on the multi-information display:
Indicates a malfunction in the PKSB (Parking Support
Brake) system
 Have the vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer,
or any reliable repairer immediately.
If “Parking Assist Unavailable” is displayed on the
multi-information display:
Indicates that the system is temporarily unavailable,
possibly due to a sensor being dirty or covered with
ice, etc.
 Follow the instructions displayed on the multi-
information display. ( P.407, 544)