2022 TOYOTA COROLLA warning

4728-2. Steps to take in an emergency
■Charging system warning light
■Low engine oil pressure warning light* (warning buzzer)
*: This light illuminates on the multi-information display.
■Malfunction indicator lamp (warning buzzer)
■SRS warning light (warning buzzer)
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.
Warning lightDetails/Actions
Indicates that the engine oil pressure is excessively low
 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 a malfunction in:
 The electronic engine control system;
 The electronic throttle control system; or
 The electronic Multidrive (if equipped) control system
 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 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.

473
8
8-2. Steps to take in an emergency
When trouble arises
■ABS warning light
■Brake Override System warning li ght/Drive-Start Control warning
light* (warning buzzer)
*: This light illuminates on the multi-information display.
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; or
 The Drive-Start Control (if equipped)
 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 Con-
trol (if equipped) 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.

4748-2. Steps to take in an emergency
■Electric power steering system warning light (warning buzzer)
■Low fuel level warning light
■Driver’s and front passenger’s seat belt reminder light (warning
buzzer)*
*: Driver’s and front passenger’s seat belt warning buzzer:
The driver’s and front passenger’s seat belt warning buzzer sounds to alert the
driver and front passenger that his or her seat belt is not fastened. If the seat belt is
unfastened, the buzzer sounds intermittently for a certain period of time after the
vehicle reaches a certain speed.
■Rear passengers’ seat belt reminder lights (warning buzzer)*
*: Rear passengers’ seat belt warning buzzer:
The rear passengers’ seat belt warning buzze r sounds to alert the rear passenger
Warning lightDetails/Actions
(Red)
or
(Yellow)
Indicates a malfunction in the EPS (Electric Power Steering) sys-
tem
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Warning lightDetails/Actions
Indicates that remaining fuel is approximately 7.5 L (2 gal., 1.6
Imp. gal.) or less
 Refuel the vehicle.
Warning lightDetails/Actions
Warns the driver and/or front passenger to fasten their seat belts
 Fasten the seat belt.
If the front passenger’s seat is occupied, the front passen-
ger’s seat belt also needs to be fastened to make the warn-
ing light (warning buzzer) turn off.
Warning lightDetails/Actions
(if equipped)
Warns the rear passengers to fasten their seat belts
 Fasten the seat belt.

475
8
8-2. Steps to take in an emergency
When trouble arises
that his or her seat belt is not fastened. If the seat belt is unfastened, the buzzer
sounds intermittently for a certain period of time after the vehicle reaches a certain
speed.
■Low windshield washer fluid warning light
■Tire pressure warning light
■LTA indicator/LDA indicator (warning buzzer)
Warning lightDetails/Actions
(if equipped)
Low level of washer fluid.
 Fill the tank.
Warning lightDetails/Actions
When the light comes on after blinking for approximately 1 minute:
Malfunction in the tire pressure warning system
 Have the system checked by any authorized Toyota retailer
or Toyota authorized repairer, or any reliable repairer.
When the light comes on:
Low tire inflation pressure such as
 Natural causes
 Flat tire
 Immediately stop the vehicle in a safe place.
Handling method ( P.478)
Warning lightDetails/Actions
(Orange)
(if equipped)
Indicates a malfunction in the LTA (Lane Tracing Assist) or LDA
(Lane Departure Alert with steering control)
 Follow the instructions displayed on the multi-information
display. ( P.218, 226)

4768-2. Steps to take in an emergency
■Toyota parking assist-sensor OFF indicator (warning buzzer)
■RCTA OFF indicator (warning buzzer)
■PKSB OFF indicator (warning buzzer)
Warning lightDetails/Actions
(Flashes)
(if equipped)
Indicates a malfunction in the Toyota parking assist-sensor func-
tion
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Indicates that the system is tem porarily unavailable, possibly due
to a sensor being dirty or covered with ice, etc.
 Follow the instructions displayed on the multi-information
display. ( P.266)
Warning lightDetails/Actions
(Flashes)
(if equipped)
Indicates a malfunction in the RCTA (Rear Crossing Traffic Alert)
function
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.
Indicates that the rear bumper around the radar sensor is covered
with dirt, etc. ( P.259)
 Follow the instructions displayed on the multi-information
display. ( P.272)
Warning lightDetails/Actions
(Flashes)
(if equipped)
When a buzzer sounds:
Indicates a malfunction in the PKSB (Parking Support Brake) sys-
tem
 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 tem porarily unavailable, possibly due
to a sensor being dirty or covered with ice, etc.
 Follow the instructions displayed on the multi-information
display. ( P.281, 480)

477
8
8-2. Steps to take in an emergency
When trouble arises
■PCS warning light
■Cruise control indicator
■Slip indicator
Warning lightDetails/Actions
(Flashes or illu- minates)
(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.
If a buzzer does not sound:
The PCS (Pre-Collision System) has become temporarily unavail-
able, corrective action may be necessary.
 Follow the instructions displayed on the multi-information
display. ( P.200)
If the PCS (Pre-Collision System) or VSC (Vehicle Stability Con-
trol) system is disabled, the PC S warning light will illuminate.
 P.208
Warning lightDetails/Actions
(Yellow)
(if equipped)
Indicates a malfunction in the cruise control 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 VSC system;
 The TRC system; or
 The hill-start assist control system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.

4788-2. Steps to take in an emergency
■Parking brake indicator
■Brake hold operated indicator
■Warning buzzer
In some cases, the buzzer may not be
heard due to being in a noisy location or audio sound.
■Front passenger detection sensor,
seat belt reminder and warning
buzzer
●If luggage is placed on the front pas-
senger seat, the front passenger detection sensor may cause the warn-
ing light to flash and the warning
buzzer to sound even if a passenger
is not sitting in the seat.
●If a cushion is placed on the seat, the
sensor may not detect a passenger, and the warning light may not operate
properly.
■If the malfunction indicator lamp
comes on while driving
The malfunction indicator lamp will
come on if the fuel tank becomes com-
pletely empty. If the fuel tank is empty, refuel the vehicle immediately. The mal-
function indicator lamp will go off after
several trips.
If the malfunction indicator lamp does
not go off, contact any authorized Toyota
retailer or Toyota authorized repairer, or any reliable repairer as soon as possi-
ble.
■Electric power steering system
warning light (warning buzzer)
When the battery charge becomes
insufficient or the voltage temporarily
drops, the electric power steering sys- tem warning light may come on and the
warning buzzer may sound.
■When the tire pressure warning
light comes on
Inspect the tires to check if a tire is
punctured.
If a tire is punctured: P.482, 498
If none of the tires are punctured:
Turn the engine switch off then turn it to
ON. Check if the tire pressure warning light comes on or blinks.
If the tire pressure warning light blinks
for approximately 1 minute then stays on
There may be a malfunction in the tire pressure warning system. Have the
vehicle inspected by any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer immedi-
ately.
Warning lightDetails/Actions
(Flashes)
It is possible that the parking brake is not fully engaged or
released
 Operate the parking brake once again.
This light comes on when the parking brake is not released. If the
light turns off after the parking brake is fully released, the system is
operating normally.
Warning lightDetails/Actions
(Flashes)
(if equipped)
Indicates a malfunction in the brake hold system
 Have the vehicle inspected by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable
repairer immediately.

479
8
8-2. Steps to take in an emergency
When trouble arises
If the tire pressure warning light
comes on
1 After the temperature of the tires has lowered sufficiently, check the infla-
tion pressure of each tire and adjust
them to the specified level.
2 If the warning light does not turn off even after several minutes have
elapsed, check that the inflation
pressure of each tire is at the speci- fied level and perform initialization.
( P.442)
■The tire pressure warning light may
come on due to natural causes
The tire pressure warning light may
come on due to natural causes such as
natural air leaks and tire inflation pres- sure changes caused by temperature. In
this case, adjusting the tire inflation
pressure will turn off the warning light (after a few minutes).
■When a tire is replaced with a spare
tire
Vehicles with a compact spare tire: The compact spare tire is not equipped with
a tire pressure warning valve and trans-
mitter. If a tire goes flat, the tire pressure warning light will not turn off even
though the flat tire has been replaced
with the spare tire. Replace the spare tire with the repaired tire and adjust the
tire inflation pressure. The tire pressure
warning light will go off after a few min- utes.
Vehicles with a full-size spare tire: The
spare tire is also equipped with a tire pressure warning valve and transmitter.
The tire pressure warning light will turn
on if the tire inflation pressure of the spare tire is low. If a tire goes flat, the
tire pressure warning light will not turn
off even though the flat tire has been
replaced with the spare tire. Replace the spare tire with the repaired tire and
adjust the tire inflation pressure. The tire
pressure warning light will go off after a few minutes.
■Conditions that th e tire pressure
warning system may not function properly
 P. 4 3 1
WA R N I N G
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place
immediately and contact any author-
ized Toyota retailer or Toyota author- ized repairer, or any reliable repairer.
The vehicle will become extremely
unstable during br aking, and the ABS system may fail, which could cause
an accident resulting in death or seri-
ous injury.
■When the electric power steer-
ing system warning light comes on
When the light comes on yellow, the
assist to the power steering is restricted. When th e light comes on
red, the assist to the power steering is
lost and handling operations of the steering wheel become extremely
heavy.
When steering wheel operations are heavier than usual, grip the steering
wheel firmly and operate it using more
force than usual.
■If the tire pressure warning light
comes on
Be sure to observe the following pre-
cautions.
Failure to do so could cause a loss of vehicle control and re sult in death or
serious injury.
●Stop your vehicle in a safe place as
soon as possible. Adjust the tire
inflation pressure immediately.