2021 TOYOTA 4RUNNER battery

3595-2. Using the interior lights
5
Interior features
4RUNNER (U)
■Illuminated entry system
Vehicles without a smart key system
The lights automatically turn on/off according to the engine sw itch position,
whether the doors are locked/unlocked, and whether the doors ar e open/
closed.
Vehicles with a smart key system
The lights automatically turn on/off according to engine switch mode, the
presence of the electronic key, whether the doors are locked/un locked, and
whether the doors are opened/closed.
■ To prevent battery discharge
If the following lights remain on, the lights will go off autom atically after 20
minutes:
● Engine switch light
● Front interior light
● Rear interior light
● Personal lights
● Footwell lights
● Inside door handle lights
● Door courtesy lights
■ Customization
Setting (e.g. the time elapsed before lights turn off) can be c hanged.
(Customizable features: P. 545)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engin e is not
running.

372
4RUNNER (U)
5-4. Other interior features
To set the visor in the forward
position, flip it down.
To set the visor in the side posi-
tion, flip down, unhook, and
swing it to the side.
To use the side extender, place
the visor in the side position,
then slide it backward.
Slide the cover to open.
The light turns on when the cover
is opened.
Other interior features
Sun visors
1
2
3
Vanity mirrors
NOTICE
■ To prevent battery discharge
Do not leave the vanity lights on for extended periods while th e engine is off.

3735-4. Other interior features
5
Interior features
4RUNNER (U)
The clock can be adjusted by pressing the buttons.
Adjusts the hours
Adjusts the minutes
■ The clock is displayed when
Vehicles without a smart key system
The engine switch is in the “ACC” or “ON” position.
Vehicles with a smart key system
The engine switch is in ACCESSORY or IGNITION ON mode.
■ When disconnecting and reco nnecting battery terminals
The clock data will be reset.
Clock
1
2

3775-4. Other interior features
5
Interior features
4RUNNER (U)
NOTICE
■To avoid damaging the power outlet and the plug
● Close the power outlet lid when not in use.
● Do not allow foreign objects or liquids to enter the power outl et, as this
may cause a short circuit.
● Do not use plug adaptors to connect too many plugs to the power outlet.
● After removing a plug, gently close the power outlet lid.
■ To prevent the fuse from being blown
Do not use a 120 V AC appliance that requires more than the maximum
capacity of the power outlet. If a 120 V AC appliance that cons umes more
than the maximum capacity is used, the protection circuit will cut the power
supply.
■ Appliances that may not operate properly (120 V AC)
The following 120 V AC appliances may not operate even if their power con-
sumption is under maximum capacity.
● Appliances with high initial peak wattage
● Measuring devices that process precise data.
● Other appliances that require an extremely stable power supply
■ To prevent battery discharge
Turn off all the vehicle's electronic equipment and accessories , such as the
headlights and air conditioning, when electrical appliances tha t consume in
excess of 100 W are used continuously for long periods of time.
■ To prevent any damage caused by heat
● Do not use any electrical appliances that give off intense heat, such as
toasters, in any locations including the internal or external t rim, seats and
deck.
● Do not use any electrical appliances that are easily affected b y vibration or
heat inside the vehicle. Vibration while driving, or the heat o f the sun while
parking, may result in damage to those electrical appliances.

3805-4. Other interior features
4RUNNER (U)
■The power outlets can be used when
Vehicles without a smart key system
The engine switch is in the “ACC” or “ON” position.
Vehicles with a smart key system
The engine switch is in ACCESSORY or IGNITION ON mode.
■ When turning the engine switch off
Disconnect electrical devices with charging functions, such as mobile battery
packs.
If such devices are left connected, the engine switch may not b e turned off
normally.
NOTICE
■ To avoid damaging the power outlets
Close the power outlet lids when the power outlets are not in u se.
Foreign objects or liquids that enter the power outlets may cau se a short cir-
cuit.
■ To prevent battery discharge
Do not use the power outlets longer than necessary when the eng ine is off.

3825-4. Other interior features
4RUNNER (U)
NOTICE
■To prevent damage to the USB charging ports
● Do not insert foreign objects into the ports.
● Do not spill water or other liquids into the ports.
● When the USB charging ports are not in use, close the lids. If a foreign
object or liquid enters a port may cause a short circuit.
● Do not apply excessive force to or impact the USB charging port s.
● Do not disassemble or modify the USB charging ports.
■ To prevent damage to external devices
● Do not leave external devices in the vehicle. The temperature i nside the
vehicle may become high, resulting in damage to an external dev ice.
● Do not push down on or apply unnecessary force to an external device or
the cable of an external device while it is connected.
■ To prevent battery discharge
Do not use the USB charging ports for a long period of time wit h the engine
stopped.

3845-4. Other interior features
4RUNNER (U)
The garage door opener (HomeLink® Universal Transceiver) is manu-
factured under license from HomeLink®.
The HomeLink
® compatible transceiver in your vehicle has 3 buttons
which can be programmed to operate 3 different devices. Refer to the
programming method below a ppropriate for the device.
HomeLink
® Indicator light
Garage door operation indica-
tors ( P. 388)
Buttons
■Before programming HomeLink®
● During programming, it is possible that garage doors, gates, or
other devices may operate. For this reason, make sure that peo-
ple and objects are clear of the garage door or other devices t o
prevent injury or other potential harm.
● It is recommended that a new battery be placed in the remote
control transmitter for mo re accurate programming.
● Garage door openers manufactur ed after 1995 may be equipped
with rolling code protection. If this is the case, you will nee d a
stepladder or other sturdy, safe device to reach the “learn” or
“smart” button on the gar age door opener motor.
Garage door opener
: If equipped
The garage door opener can be programmed to operate garage
doors, gates, entry doors, door locks, home lighting systems,
security systems, and other devices.
Programming the HomeLink®
1
2
3

3895-4. Other interior features
5
Interior features
4RUNNER (U)
Press and hold the 2 outside but-
tons for 10 seconds until the
HomeLink
® indicator light
changes from continuously lit
(orange) to rapidly flashing
(green).
If you sell your vehicle, be sure to
erase the programs stored in the
HomeLink
® memory.
■ Programs stored in the HomeLink® memory
● The registered codes are not erased even if the 12-volt battery cable is dis-
connected.
● If learning failed when registering a different code to a HomeL ink
® button
that already has a code registered to it, the already registere d code is not
erased.
■ Before programming
●Install a new battery in the transmitter.
● The battery side of the transmitter must be pointed away from t he Home-
Link
®.
■ Certification for the garage door opener
For vehicles sold in the U.S.A.
Erasing the entire HomeLink® memory (all three programs)