2023 TOYOTA HILUX key battery

2274-2. Driving procedures
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Driving
HILUX_OM_OM0K789E_(EE)
■ Steering lock (vehicles with manual transmission)
After turning the engine switch off and opening and closing the doors, the
steering wheel will be locked due to the steering lock function. Operating the
engine switch again automatically cancels the steering lock.
■ When the steering lock cannot be released (vehicles with manual trans-
mission)
■ Steering lock motor overheating prevention (vehicles with manual trans-
mission)
To prevent the steering lock motor from overheating, the motor may be sus-
pended if the engine is turned on and off repeatedly in a short period of time.
In this case, refrain from running the engine. After about 10 seconds, the
steering lock motor will resume functioning.
■ If “Smart Entry & Start System malfunction See owner’s manual” is
shown on the multi-information display
The system may be malfunctioning. Have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized repairer, or any reliable repairer
immediately.
■ If the electronic key battery is depleted
 P. 516
■ If the smart entry & start system has been deactivated in a customized
setting
 P. 600
A message will be displayed on the multi-
information display.
Press the engine switch while turning the
steering wheel left and right.

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7Maintenance and care
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7-1. Maintenance and care
Cleaning and protecting
the vehicle exterior .......... 472
Cleaning and protecting
the vehicle interior ........... 476
7-2. Maintenance
Maintenance
requirements.................... 479
7-3. Do-it-yourself maintenance
Do-it-yourself service
precautions ...................... 482
Hood .................................. 484
Engine compartment.......... 486
Tires ................................... 507
Tire inflation pressure ........ 510
Wheels ............................... 512
Air conditioning filter .......... 514
Wireless remote control/
electronic key battery....... 516
Checking and
replacing fuses ................ 520
Light bulbs ......................... 525

4967-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
■ After recharging/reconnecting the battery (vehicles with smart entry &
start system)
Vehicles with automatic transmission
● Unlocking the doors using the smart entry & start system may not be possi-
ble immediately after reconnecting the battery. If this happens, use the wire-
less 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 with the engine switch turned off. However, the engine will
operate normally from the second attempt.
● The engine switch mode is recorded by the vehicle. If the battery is recon-
nected, the vehicle will return the engine switch mode to the status 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 any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
Vehicles with manual transmission
The engine may not start. Follow the procedure below to initialize the system.
Depress the brake pedal with the shift lever in N.
Open and close any of the doors.
Restart the engine.
● Unlocking the doors using the smart entry & start system may not be possi-
ble immediately after reconnecting the battery. If this happens, use the wire-
less 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 with the engine switch turned off. However, the engine will
operate normally from the second attempt.
● The engine switch mode is recorded by the vehicle. If the battery is recon-
nected, the vehicle will return the engine switch mode to the status 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 any authorized
Toyota retailer or Toyota authorized repairer, or any reliable repairer.
■ If a symbol of a battery is shown on the multi-information display
There is a malfunction in the vehicle’s charging system.
Immediately stop the vehicle in a safe place and contact any authorized
Toyota retailer or Toyota authorized repai rer, or any reliable repairer. Continu-
ing to drive the vehicle may be dangerous.
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5167-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
Wireless remote control/electronic key
batter y
● Flathead screwdriver
● Small flathead screwdriver
● Lithium battery
Vehicles without smart entry & start system: CR1620
Vehicles with smart entry & start system: CR2032
Vehicles without smart entry & start system
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a rag.
Remove the battery cover.
: If equipped
Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery
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5177-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
7
Maintenance and care
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
Vehicles with smart entry & start 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.
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5187-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
■Use a lithium battery
Vehicles without smart entry & start system: CR1620
Vehicles with smart entry & start system: CR2032
● Batteries can be purchased at any authorized Toyota retailer or Toyota
authorized repairer, or any reliable repairer, local electrical appliance shops
or camera stores.
● Replace only with the same or equivalent type recommended by the manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the key battery is depleted
The following symptoms may occur:
● The smart entry & start system (if equipped) and wireless remote control will
not function properly.
● The operational range will be reduced.
WARNING
■Battery precautions
Observe the following precautions.
Failure to do so may result in death or serious injury.
● Do not swallow the battery. Doing so may cause chemical burns.
● A coin battery or button battery is used in the electronic key. If a battery
is swallowed, it may cause severe chemical burns in as little as 2 hours
and may result in death or serious injury.
● Keep away new and removed batteries from children.
● If the cover cannot be firmly closed, stop using the electronic key and
stow the key in the place where children cannot reach, and then contact
any authorized Toyota retailer or Toyota authorized repairer, or any reli-
able repairer.
● If you accidentally swallow a battery or put a battery into a part of your
body, get emergency medical attention immediately.
■ To prevent battery explosion or leakage of flammable liquid or gas
● Replace the battery with a new battery of the same type. If a wrong type
of battery is used, it may explode.
● Do not expose batteries to extremely low pressure due to high altitude or
extremely high temperatures.
● Do not burn, break or cut a battery.

553
8When trouble arises
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8-1. Essential information
Emergency flashers ........... 554
If your vehicle has to
be stopped in an
emergency ....................... 555
If the vehicle is
submerged or water on
the road is rising .............. 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 (gasoline engine
only) ................................. 565
If a warning light turns on
or a warning buzzer
sounds ............................. 566
If a warning message is
displayed ......................... 575
If you have a flat tire .......... 581
If the engine will not
start.................................. 598
If the electronic key does
not operate properly
(vehicles with smart
entry & start system)........ 600
If the vehicle battery is
discharged ....................... 604
If your vehicle
overheats ......................... 610
If you run out of fuel
and the engine stalls
(diesel engine only) ......... 614
If the vehicle becomes
stuck ................................ 615

6008-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
If the electronic key does not operate properly
(vehicles with smar t entr y & start system)
Use the mechanical key ( P. 146,
148) in order to perform the follow-
ing operations:
Locks all doors
Unlocks all doors
If communication between the electronic key and vehicle is
interrupted ( P. 164) or the electronic key cannot be used
because the battery is depleted, the smart entry & start system
and wireless remote control cannot be used. In such cases, the
doors can be opened and the engine can be started by following
the procedure below.
Locking and unlocking the doors
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