TOYOTA TUNDRA 2023 Owners Manual

4917-2. Steps to take in an emergency
7
When trouble arises
Indicates a malfunction in:• The ABS; or
• The brake assist system
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in: • The VSC system;
• Trailer Sway Control system (if equipped);
• The TRAC system;
• The hill-start assist control system (ifequipped);
• The active traction control system (if equipped);
• The AUTO LSD system; or
• The Crawl Control system (if equipped)
 Have the vehicle inspected by your Toyota
dealer.
(If equipped)
Indicates a malfunction in the tire pressure moni-
toring system.
The tire pressure warning light comes on after
flashing for 1 minute.
 Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(U.S.A.)
(Canada)
(U.S.A.) (Canada)
(Flashes and then
remains on)

4927-2. Steps to take in an emergency
(If equipped)
Indicates a malfunction in the cruise control sys-
tem.Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
(If equipped)
Indicates a malfunction in the dynamic radar
cruise control system.
Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Indicates a malfunction in the Brake Override
System. A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer immediately.
(2GR-FKS engine only)
Indicates that the engine oil level is low.
A buzzer also sounds.
 Check the level of engine oil, and add if
necessary.
This message may appear if the vehicle is
stopped on a slope.
Move the vehicle to a level surface and
check to see if the message disappears.
Warning messageDetails/Actions

4937-2. Steps to take in an emergency
7
When trouble arises
Indicates that the accelerator and brake pedals
are being depressed simultaneously, and the
Brake Override System is operating. (
P. 170)
 Release the accelerator pedal and depress
the brake pedal.
(If equipped)
Indicates that the tire inflation pressure is low.
 Check the tire inflation pressure, and
adjust to the appropriate level.
(Canada only)
Indicates that the washer fluid level is low.
Add washer fluid.
Indicates that remaining fuel is approximately
3.2 gal. (12.0 L, 2.6 Imp.gal.) or less
 Refuel the vehicle.
Warning messageDetails/Actions
(Flashes)

4947-2. Steps to take in an emergency
(4WD models only)
Indicates that the transfer mode may not suc-
cessfully change.
Operate the front-wheel drive control
switch again. ( P. 303)
(4WD models only)
Indicates that the front differential oil temperature
is too high.
Drop your speed or stop the vehicle until
the message and light go off. If the mes-
sage and light do not go off, contact your
Toyota dealer.
(4WD models only)
Indicates that the front differential oil temperature
is too high.
Turn the front-wheel drive control switch to
“2WD” ( P. 303) and drop your speed or
stop the vehicle until the message and light
go off. If the message and light do not go
off, contact your Toyota dealer.
(If equipped)
Indicates that the Crawl Control is canceled while
in use. A buzzer also sounds.
 Use the Crawl Control under the proper
operating conditions. (P. 318)
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)

4957-2. Steps to take in an emergency
7
When trouble arises
Indicates that one or more of the doors is not fully
closed.The system also indicates which doors are not
fully closed.
If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the door(s) are not
yet fully closed.
 Make sure that all the doors are closed.
(If equipped)
Indicates that the hood is not fully closed.
If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the hood is not yet
fully closed.
 Close the hood.
(If equipped)
Indicates a malfunction in the intuitive parking
assist.
The malfunctioning assist-sensor is flashing.
 Have the vehicle inspected by your Toyota
dealer immediately.
(If equipped)
Indicates that intuitive parking assist is dirty or
covered with ice.
Clean the sensor.
Warning messageDetails/Actions

4967-2. Steps to take in an emergency
Indicates that the parking brake is still engaged.If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the parking brake is
still engaged.
 Release the parking brake.
(If equipped)
Indicates a malfunction in the smart key system.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
(If equipped)
Indicates that a Blind Spot Monitor sensor or the
surrounding area on the bumper is dirty or cov-
ered with ice.
A buzzer also sounds.
 Clean the sensor and its surrounding area
on the bumper.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot
Monitor) system. A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(U.S.A.) (Canada)
(Flashes)

4977-2. Steps to take in an emergency
7
When trouble arises
Indicates that the engine switch is turned to the
“LOCK” or “ACC” position (vehicles without a
smart key system), or off or ACCESSORY mode
(vehicles with a smart key system) and the
driver’s door is opened while the lights are turned
on.
Turn the lights off.
(If equipped)
Indicates that the moon roof is not fully closed
(with the engine switch off, and the driver’s door
open).
A buzzer also sounds.
 Close the moon roof.
(If equipped)
Indicates that the Crawl Control is not available.
Select the four-wheel drive control switch
in “4L” and shift the shift lever to D or R.
(If equipped)
Indicates that the Crawl Control is not available.
Confirm the operating conditions of Crawl
Control. ( P. 318)
Warning messageDetails/Actions
(Flashes)
(Flashes)

4987-2. Steps to take in an emergency
(U.S.A. only)
Indicates that all maintenance according to the
driven distance on the maintenance schedule
*
should be performed soon.
Comes on approximately 4500 miles (7200 km)
after the message has been reset.
If necessary, perfo rm maintenance.
(U.S.A. only)
Indicates that all maintenance is required to cor-
respond to the driven distance on the mainte-
nance schedule
*2.
Comes on approximately 5000 miles (8000 km)
after the message has been reset. (The indicator
will not work properly unless the message has
been reset.)
 Perform the necessary maintenance.
Please reset the message after the mainte-
nance is performed. ( P. 410)
(U.S.A. only)
Indicates that the system fails to reset.
A buzzer also sounds.
 Resetting the maintenance data again.
(P. 410)
(If equipped)
Indicates that the transfer mode needs to be
changed to “4L”.
 Turn the front-wheel drive control switch to
“4L”.
(If equipped)
Indicates that the VSC and active traction control
cannot be disabled while Multi-terrain Select is
operating.
While the Multi-terrain Select is in use, VSC
and active traction control cannot be
turned off.
Warning messageDetails/Actions

4997-2. Steps to take in an emergency
7
When trouble arises
(If equipped)
Indicates that the Multi-terrain Select cannot be
operated because the VSC and/or 4WD system
may be malfunctioning.
Contact your Toyota dealer.
(If equipped)
Indicates that the Multi-terrain Select is canceled
while in use.
A buzzer also sounds.
 Use the Multi-terrain Select under the
proper operating conditions. ( P. 314)
(If equipped)
Indicates that the Multi-terrain Select cannot be
operated because Crawl Control is operating.
Turn Crawl Control off. ( P. 318)
(If equipped)
Indicates that your vehicle is nearing the vehicle
ahead (in vehicle-to-vehicle distance control
mode).
A buzzer also sounds.
 Slow the vehicle by applying the brakes.
(If equipped)
Indicates a malfunction in the LDA (Lane Depar-
ture Alert).
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(Yellow)

5007-2. Steps to take in an emergency
(If equipped)
Indicates that the LDA (Lane Departure Alert)
system cannot be used as the vehicle speed is
lower than approximately 32 mph (50 km/h).
Drive the vehicle at approximately 32 mph
(50 km/h) or more.
(If equipped)
Indicates that LDA (Lane Departure Alert) system
cannot be used due to the vehicle speed being
too high.
Slow down.
(If equipped)
Indicates that:
• There is a high possibility of a frontal colli-sion; or
• The pre-collision braking function is operat-
ing.
A buzzer also sounds.
 Slow the vehicle by applying the brakes.
(If equipped)
The operation conditions of the front camera
(temperature, etc.) are not met.
When the operation conditions of the front
camera (temperature, etc.) are met, the fol-
lowing systems will become available.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert) system
• Automatic High Beam
Warning messageDetails/Actions
(Yellow)