2019 TOYOTA TUNDRA warning

537
8When trouble arises
8-1. Essential informationEmergency flashers .......... 538
If your vehicle has to be stopped in
an emergency ................. 539 8-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 540
If you think something is wrong .............................. 545
Fuel pump shut off system ............................ 546
If a warning light turns on or a warning buzzer
sounds ............................ 547
If a warning message is displayed......................... 555
If you have a flat tire.......... 565
If the engine will not start ................................. 580
If the vehicle battery is discharged ...................... 582
If your vehicle overheats ... 585
If the vehicle becomes stuck ............................... 588

539
8
When trouble arises
8-1. Essential information
If your vehicle has to be stopped in an
emergency
Steadily step on the brake pedal with both feet and firmly depress it.
Do not pump the brake pedal repeatedly as this will increase th e effort
required to slow the vehicle.
Shift the shift lever to N.
If the shift lever is shifted to N
After slowing down, stop the vehi cle in a safe place by the road.
Stop the engine.
If the shift lever cann ot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehicl e
speed as much as possible.
Stop the engine by turning the
engine switch to the “ACC”
position.
Stop the vehicle in a s afe place by the road.
Only in an emergency, such as if it becomes impossible to stop
the vehicle in the normal way, st op the vehicle using the follow-
ing procedure:
1
2
3
4
3
4
WARNING
■ If the engine has to be turned off while driving
● Power assist for the brakes and steering wheel will be lost, ma king the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Never attempt to remove the key, as doing so will lock the stee ring wheel.
5

5438-2. Steps to take in an emergency
8
When trouble arises
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■When towing the vehicle
■ While towing
● When towing using cables or chains, avoid sudden starts, etc. w hich place
excessive stress on the towing hooks, cables or chains. The tow ing hooks,
cables or chains may become damaged, broken debris may hit peop le,
and cause serious damage.
● Do not turn the engine switch to the “LOCK” position.
There is a possibility that the steering wheel is locked and ca nnot be oper-
ated.
2WD models: Be sure to transport the
vehicle with all four wheels raised off the
ground. If the vehicle is towed with the
tires contacting the ground, the drivetrain
and related parts may be damaged or an
accident may occur due to a change in
direction of the vehicle.
4WD models: Be sure to transport the
vehicle with all four wheels raised off the
ground. If the vehicle is towed with the
tires contacting the ground, the drivetrain
or related parts may be damaged, the
vehicle may fly off the truck.

545
8
When trouble arises
8-2. Steps to take in an emergency
If you think something is wrong
●Fluid leaks un der the vehicle.
(Water dripping from the air conditioning a fter use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temperature gauge needle continually points high er
than normal.
● Voltmeter continually points higher or lower than normal
● Engine oil pressure gauge cont inually points lower than normal
● Automatic transmission fluid temperature warning message is dis -
played
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
● Engine misses, stumbli ng or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one s ide when driving on a level road
● Loss of brake effectiveness, spongy feeling, pedal almost touch es
the floor
If you notice any of the followi ng symptoms, your vehicle proba -
bly needs adjustment or repair. Contact your Toyota dealer as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

547
8
When trouble arises
8-2. Steps to take in an emergency
If a warning light turns on or a war ning
buzzer sounds
Calmly perform the following actions if any of the warning ligh ts
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 your Toyota dealer.
Warning light and w arning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning li ght (warning buzzer)
• Low brake fluid
• Malfunction in the brake system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
 Have the vehicle inspected by your Toyota dealer
immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
 Have the vehicle inspected by your Toyota dealer
immediately.

5488-2. Steps to take in an emergency
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
 Have the vehicle inspected by your Toyota dealer
immediately.
Low fuel level warning light
Standard fuel tank
Indicates remaining fuel is approximately 4.0 gal. (15.0 L,
3.3 Imp.gal.) or less
Large fuel tank
Indicates remaining fuel is approximately 3.8 gal. (14.4 L,
3.2 lmp.gal.) or less
 Refuel the vehicle.
Seat belt reminder light (warning buzzer)*1
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
passenger’s seat belt also needs to be fastened to
make the warning light (warning buzzer) turn off.
Master warning light
A buzzer sounds and the warning light comes on and
flashes to indicate that the master warning system has
detected a malfunction.
 P. 555
(U.S.A.)
(Canada)Parking brake warning light (warning buzzer)*2
Indicates that the parking brake is engaged.
 Release the parking brake.
Warning lightWarning light/Details/Actions

5498-2. Steps to take in an emergency
8
When trouble arises
Tire pressure warning light
When the light comes on:
Low tire inflation pressure such as• Natural causes ( P. 5 5 2 )
• Flat tire ( P. 565)
 Adjust the tire inflation pressure to the specified
level.
The light will turn off after a few minutes. In case
the light does not turn off even if the tire inflation
pressure is adjusted, have the system checked by
your Toyota dealer.
When the light comes on af ter blinking for 1 minute:
Malfunction in the tire p ressure warning system.
 Have the system checked by your Toyota dealer.
Slip indicator
Indicates a malfunction in:
• The VSC system;
• Trailer Sway Control system;
• The TRAC system;
• The hill-start assist control system; or
• The AUTO LSD system.
 Have the vehicle inspected by your Toyota dealer
immediately.
The light will flash when any of the above systems other
than the hill-start assist control are operating.
Warning lightWarning light/Details/Actions

5508-2. Steps to take in an emergency
*1: Driver’s seat belt buzzer:The driver’s seat belt buzzer sounds to alert the driver that h is or her seat
belt is not fastened. Once the engine switch is turned to the “ ON” or
“START” position, the buzzer sounds for 6 seconds. If the vehic le reaches
a speed of 12 mph (20 km/h), the buzzer sounds once. If the sea t belt is
still unfastened after 30 seconds, the buzzer will sound intermittently for 10
seconds. Then, if the seat belt is still unfastened, the buzzer will sound in a
different tone for 20 more seconds.
Front passenger’s seat belt buzzer:
The front passenger’s seat belt buzzer sounds to alert the fron t passenger
that his or her seat belt is not fastened. The buzzer sounds on ce if the
vehicle reaches a speed of 12 mph (20 km/h). If the seat belt is sill unfas-
tened after 30 seconds, the buzzer will sound intermittently fo r 10 seconds.
Then, if the seat belt is still unfastened, the buzzer will sou nd in a different
tone for 20 more seconds.
*2: Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately
3 mph (5 km/h) or more.
(Flashes or
illuminates)
PCS warning light (If equipped)
Indicates a malfunction in the PCS (Pre-Collision System)
or that the system is temporarily unavailable due to the
vehicle being extremely hot/cold, or dirt around a front
sensor, etc. ( P. 242, 555)
 Follow the instructions displayed on the multi-infor-
mation display. (P. 242, 555)
If the PCS (Pre-Collision System) or VSC (Vehicle Stability
Control) system is disabled, the PCS warning light will illu-
minate.
 P. 242
(Yellow)
LDA (Lane Departure Alert) indicator (If equipped)
The indicator comes on and a warning message is dis-
played to indicate that the LDA (Lane Departure Alert)
system is not available temporarily or has detected a mal-
function.
 P. 555
Warning lightWarning light/Details/Actions