2021 TOYOTA TACOMA engine

5027-2. Steps to take in an emergency
Once
The electronic key has a low
battery.
Replace the electronic
key battery. ( P. 445)
Once
The steering lock could not be
released within 3 seconds of
the engine switch being
pressed.
Press the engine switch
while depressing the
brake pedal and moving
the steering wheel left
and right.
Once
• When the doors were
unlocked with the mechani-
cal key and then the engine
switch was pressed, the
electronic key could not be
detected in the vehicle.
• The electronic key could not be detected in the vehicle
even after the engine switch
was pressed two consecu-
tive times.
 Touch the electronic key
to the engine switch
while depressing the
brake pedal.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
(Flashes)

5037-2. Steps to take in an emergency
7
When trouble arises
Once
Indicates that:
• With the engine switch off,the doors were unlocked
and then the driver’s door
was opened and closed
• The engine switch was
turned to ACCESSORY
mode without starting the
engine
 Press the engine switch
while depressing the
brake pedal.
Once
The engine switch has been
turned off with the shift lever in
a position other than P.
Shift the shift lever to P.
Once
After the engine switch has
been turned off with the shift
lever in a position other than
P, the shift lever has been
shifted to P.
Turn the engine switch
off.

Power was turned off due to
the automatic power off func-
tion.
Next time when starting
the engine, increase the
engine speed slightly and
maintain that level for
approximately 5 minutes
to recharge the battery.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
(Flashes)
(Flashes)

5047-2. Steps to take in an emergency
■Warning buzzer
P. 480
Once
During a engine starting pro-
cedure in the event that the
electronic key was not func-
tioning properly ( P. 522), the
engine switch was touched
with the electronic key.
 Press the engine switch
within 10 seconds of the
buzzer sounding.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
(Flashes)

505
7
When trouble arises
7-2. Steps to take in an emergency
If you have a flat tire
●Stop the vehicle in a safe place on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to P (automatic transmission) or R (manua l
transmission).
● Stop the engine.
● Turn on the emergency flashers. ( P. 466)
Your vehicle is equipped with a spare tire. The flat tire can b e
replaced with the spare tire.
For details about tires: P. 4 2 5
WARNING
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance wit h a flat tire can damage the tire and the
wheel beyond repair, which cou ld result in an accident.
Before jacking up the vehicle

5077-2. Steps to take in an emergency
7
When trouble arises
WARNING
■Using the tire jack
Observe the following precautions.
Improper use of the tire jack may cause the vehicle to suddenly fall off
the jack, leading to death or serious injury.
●Do not use the tire jack for any purpose other than replacing t ires or
installing and removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat
tire.
Do not use it on other vehicles, and do not use other tire jack s for
replacing tires on this vehicle.
●Put the jack properl y in its jack point.
●Do not put any part of your body under the vehicle while it is supported
by the jack.
●Do not start the engine or drive the vehicle while the vehicle is sup-
ported by the jack.
●Do not raise the vehicle w hile someone is inside.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a height greater than that required to
replace the tire.
●Use a jack stand if it is nece ssary to get under the vehicle.
●When lowering the vehicle, make sure that there is no-one near the
vehicle. If there are people nearb y, warn them vocally before lowering.
■Using the jack handle
Insert the square head securely until you hear a click to preve nt the
extension parts from com ing apart unexpectedly.

5187-2. Steps to take in an emergency
WARNING
■When using the temporary spare tire
●Remember that the temporary spare tire provided is specifically
designed for use with your vehicle. Do not use your temporary spare
tire on another vehicle.
●Do not use more than one temporary spare tires simultaneously.
●Replace the temporary spare tire with a standard tire as soon a s possi-
ble.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the spare tire is attached
The vehicle speed may not be co rrectly detected, and the following sys-
tems may not operate correctly:
Also, not only can the following system not be utilized fully, but it may
even negatively affect the drive-train components:
• 4WD system
■Speed limit when using th e temporary spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a tem porary
spare tire is installed on the vehicle.
The temporary spare tire is not designed for driving at high sp eeds. Fail-
ure to observe this precaution ma y lead to an accident causing death or
serious injury.
• ABS & Brake assist
•VSC
•TRC
• AUTO LSD
• Dynamic radar cruise control
(if equipped)
• Pre-Collision System (if equipped)
• Automatic High Beam (if equipped)
• LDA (Lane Departure Alert) (if
equipped) • Hill-start assist control
(if equipped)
• Cruise control (if equipped)
• Active traction control system (if equipped)
• Multi Terrain ABS (if equipped)
• Multi-terrain Select (if equipped)
• Crawl Control (if equipped)
• Navigation system (if equipped)

5207-2. Steps to take in an emergency
If the engine will not star t
One of the following may be the cause of the problem:
● There may not be sufficient f uel in the vehicle’s tank.
Refuel the vehicle.
● The engine may be flooded.
Try to restart the engine again following correct starting proc edures.
(  P. 201, 204)
● There may be a malf unction in the engine immobilizer system.
(if equipped) ( P. 78)
One of the following may be the cause of the problem:
● The battery may be discharged. ( P. 524)
● The battery terminal connecti ons may be loose or corroded.
The engine starting system may be malfunctioning due to an elec trical
problem such as an open circuit or a blown fuse. However, an in terim
measure is available to start the engine. ( P. 521)
If the engine will not start eve n though correct starting proce -
dures are being followed ( P. 201, 204), consider each of the fol-
lowing points.
The engine will not start even t hough the starter motor operates
normally.
The starter motor turns over slowly, the interior lights and he ad-
lights are dim, or the horn does not sound or sounds at a low
volume.
The starter motor does not turn over (vehicles with a smart key
system)

5217-2. Steps to take in an emergency
7
When trouble arises
One of the following may be the cause of the problem:
● One or both of the battery t erminals may be disconnected.
● The battery may be discharged. ( P. 524)
● There may be a malfunction in the steering lock system (vehicles
with a smart key system).
Contact your Toyota dealer if the problem cannot be repaired, o r if repair
procedures are unknown.
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the engine switch is fun ctioning
normally:
Set the parking brake.
Shift the shift lever to P.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while
depressing the brake pedal firmly.
Even if the engine can be start ed using the above steps, the sy stem
may be malfunctioning. Have the vehicle inspected by your Toyot a
dealer.
The starter motor does not turn over, the interior lights and h ead-
lights do not turn on, o r the horn does not sound.
Emergency start function (vehicles with a smart key system)
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