2020 TOYOTA TACOMA key

5007-2. Steps to take in an emergency
Once
The electronic key is not
detected when an attempt is
made to start the engine.
Start the engine with the
electronic key present.
9 times
An attempt was made to drive
when the electronic key was
not inside the vehicle.
Confirm that the elec-
tronic key is inside the
vehicle.
Contin-
uous
An attempt was made to lock
the doors using the smart key
system while the electronic
key was still inside the vehicle.
Retrieve the electronic
key from the vehicle and
lock the doors again.
OnceContin-
uous
An attempt was made to lock
either front door by opening a
door and putting the inside
lock button into the lock posi-
tion, then closing the door with
the electronic key still inside
the vehicle.
Retrieve the electronic
key from the vehicle and
lock the doors again.
Interior
buzzerExterior buzzerWarning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)
(Flashes)

5017-2. Steps to take in an emergency
7
When trouble arises
Once
The electronic key has a low
battery.
Replace the electronic
key battery. ( P. 443)
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
■Warning buzzer
P. 479
Once
During a engine starting pro-
cedure in the event that the
electronic key was not func-
tioning properly ( P. 521), 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)

519
7
When trouble arises
7-2. 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. 523)
● 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. 520)
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)

5207-2. Steps to take in an emergency
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. 523)
● 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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521
7
When trouble arises
7-2. Steps to take in an emergency
If the electronic key does not operate
properly (vehicles with a smar t key system)
Use the mechanical key (P. 114)
in order to perform the following
operations:
Locks all the doors
Unlocks all the doors
Turning the key rearward unlocks
the driver’s door. Turning the key
once again unlocks the other
doors.
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Toyota emblem side
of the electronic key to the
engine switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm will
sound to indicate that the start
function cannot detect the key.
Press the engine switch.
In the event that the engine still cannot be started, contact your Toyota
dealer.
If communication between the electronic key and vehicle is
interrupted ( P. 134) or the electronic key cannot be used
because the battery is depleted, the smart key system and wire-
less remote control cannot be used. In such cases, the doors
can be opened and the engine c an be started by following the
procedure below.
Locking and unlocking the doors
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Starting the engine
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5227-2. Steps to take in an emergency
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when
stopping the engine.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommende d that the
electronic key battery be replaced immediately when the battery is depleted.
( P. 443)
■ Changing engine switch modes
Within 10 seconds of the buzzer sounding, release the brake ped al and press
the engine switch.
The engine does not start and modes will be changed each time t he switch is
pressed. ( P. 205)

523
7
When trouble arises
7-2. Steps to take in an emergency
If the vehicle batter y is discharged
If you have a set of jumper (or booster) cables and a second ve hicle
with a 12-volt battery, you can jump start your vehicle by foll owing the
steps below.
Confirm that the key is being
carried.
When connecting the jumper (or
booster) cables, depending on the
situation, the alarm may activate
and the doors may lock. ( P. 90)
Open the hood. (P. 4 1 1 )
Connect the jumper cables according to the following procedure:
2TR-FE engine
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can also call your Toyota de aler or a qualified repair shop.
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