2018 TOYOTA TACOMA key battery

4756-4. Other interior features
6
Interior features
NOTICE
■Conditions in which the wireless charger may not operate correctly
In the following situations, the wireless charger may not opera te correctly:
● When a portable device is fully charged
● When there is a foreign object between the charging area and po rtable
device
● When a portable device becomes hot while charging
● When a portable device is placed on the wireless area with its charging
surface facing up
● When a portable device is not centered on the charging area
● When the vehicle is near a TV tower, electric power plant, gas station,
radio station, large display, airport or other facility that ge nerates strong
radio waves or electrical noise
● When the portable device is in contact with, or is covered by a ny of the fol-
lowing metallic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
• Coins
• Metal hand warmers
• Media such as CDs and DVDs
● When wireless keys (that emit radio waves) other than those of your vehi-
cle are being used nearby.
If in situations other than above the wireless charger does not operate prop-
erly or the operation indicator light is blinking, the wireless charger may be
malfunctioning. Contact your Toyota dealer.
■ To prevent failure or damage to data
● Do not bring magnetic cards, such as a credit card, or magnetic recording
media, close to the wireless charger. Otherwise, data may be er ased due
to the influence of magnetism.
Additionally, do not bring precision instruments such as wrist watches,
close to the wireless charger, as such objects may malfunction.
● Do not leave portable devices in the cabin. The temperature ins ide the
cabin may become high when parked in the sun, and cause damage to the
device.
■ To prevent battery discharge
Do not use the wireless charger for a long period of time with the engine is
stopped.

489
7Maintenance and care
7-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 490
Cleaning and protecting the vehicle interior ........... 494
7-2. Maintenance Maintenance requirements ................... 497
General maintenance ........ 499
Emission inspection and maintenance (I/M)
programs ......................... 502 7-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 503
Hood ................................. 505
Engine compartment ......... 507
Tires .................................. 519
Tire inflation pressure ....... 528
Wheels .............................. 531
Air conditioning filter.......... 534
Wireless remote control/ electronic key battery ...... 537
Checking and replacing fuses ............................... 540
Light bulbs......................... 543

5167-3. Do-it-yourself maintenance
Check the battery as follows:
■Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
Terminals
Hold-down clamp
■ Before recharging
When recharging, the battery produces hydrogen gas which is flammable and
explosive. Therefore, observe the following before recharging:
●If recharging with the battery installed on the vehicle, be sur e to disconnect
the ground cable.
● Make sure the power switch on the charger is off when connectin g and dis-
connecting the charger cables to the battery.
■ After recharging/reconnecting the battery (vehicles with a smar t key sys-
tem)
The engine may not start. Follow the procedure below to initial ize the system.
Shift the shift lever to P.
Open and close any of the doors.
Restart the engine.
● Unlocking the doors using the smart key system may not be possi ble imme-
diately after reconnecting the battery. If this happens, use the wireless
remote control or the mechanical key to lock/unlock the doors.
● Start the engine with the engine switch in ACCESSORY mode. The engine
may not start when the engine switch turned from off. However, the engine
will operate normally from the second attempt.
● The engine switch mode is recorded by the vehicle. If the batte ry is recon-
nected, the vehicle will return the engine switch mode to the s tatus it was in
before the battery was disconnected. Make sure to turn off the engine
before disconnect the battery. Take extra care when connecting the battery
if the engine switch mode prior to discharge is unknown.
If the system will not start even after multiple attempts, contact your Toyota
dealer.
Battery
1
2
1
2
3

5377-3. Do-it-yourself maintenance
7
Maintenance and care
Wireless remote control/electronic key bat-
ter y

●Flathead screwdriver
● Small flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart key system), o r
CR2032 (vehicles with a smart key system)
Vehicles without a smart key system
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a rag.
To prevent the buttons from being
disassembled, face the button sur-
face downward.
Remove the module.
: If equipped
Replace the battery with a n ew one if it is depleted.
You will need the following items:
Replacing the battery
1
2

5387-3. Do-it-yourself maintenance
Open the case cover using a
coin protected with tape, etc.,
and remove the depleted bat-
tery using a small flathead
screwdriver.
Insert a new battery with the “+”
terminal facing up.
Vehicles with a smart key system
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a rag.
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
3
1
2
3

5397-3. Do-it-yourself maintenance
7
Maintenance and care
■Use a CR2016 (vehicles without a smart key system) or CR2032 (v ehicles
with a smart key system) lithium battery
● Batteries can be purchased at your Toyota dealer, local electri cal appliance
shops or camera stores.
● Replace only with the same or equivalent type recommended by th e manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the key battery is depleted
The following symptoms may occur:
●The smart key system (if equipped) and wireless remote control will not
function properly.
● The operational range will be reduced.
WARNING
■Removed battery a nd other parts
Keep away from children. These parts are small and if swallowed by a child,
they can cause choking. Failure to do so could result in death or serious
injury.
■ Certification for the lithium battery
CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN
INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO
THE INSTRUCTIONS
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
● Always work with dry hands.
Moisture may cause the battery to rust.
● Do not touch or move any other component inside the remote cont rol.
● Do not bend either of the battery terminals.

555
8When trouble arises
8-1. Essential informationEmergency flashers .......... 556
If your vehicle has to be stopped in
an emergency ................. 557 8-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 559
If you think something is wrong .............................. 564
Fuel pump shut off system ............................ 565
If a warning light turns on or a warning buzzer
sounds ............................ 566
If a warning message is displayed......................... 573
If you have a flat tire.......... 594
If the engine will not start ................................. 609
If the electronic key does not operate properly
(vehicles with a smart key
system) ........................... 611
If the vehicle battery is discharged ...................... 613
If your vehicle overheats ... 617
If the vehicle becomes stuck ............................... 619

5918-2. Steps to take in an emergency
8
When trouble arises
Once
The electronic key has a low
battery.
Replace the electronic
key battery. ( P. 537)
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)