2019 TOYOTA HIGHLANDER smart key battery

2444-3. Operating the lights and wipers
HIGHLANDER_U■
Light reminder buzzer
Vehicles without a smart key system
A buzzer sounds when the engine switch is turned to the “LOCK” or “ACC”
position and the driver’s door is opened while the lights are t urned on.
Vehicles with a smart key system
A buzzer sounds when the engine switch is turned off or turned to ACCES-
SORY mode and the driver’s door is opened while the lights are turned on.
■ Battery-saving function
In the following conditions, the remaining lights will go off automatically after
20 minutes in order to prevent the vehicle battery from being d ischarged:
● The headlights and/or tail lights are on.
● Vehicles without a smart key system:
The engine switch is turned to the “ACC” or “LOCK” position.
Vehicles with a smart key system:
The engine switch is turned to ACCESSORY mode or turned off.
This function will be canceled in any of the following situatio ns:
● Vehicles without a smart key system:
When the engine switch is turned to the “ON” position.
Vehicles with a smart key system:
When the engine switch is turned to IGNITION ON mode.
● When the light switch is operated.
● When any of the doors is opened or closed.
■ Customization
Settings (e.g. light sensor sensitivity) can be changed.
(Customizable features: P. 691)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engin e is not
running.

3074-5. Using the driving support systems
4
Driving
HIGHLANDER_U●
In the following situations, the engine will restart automatica lly if the engine
is stopped by the Stop & Start system. (To enable stopping of t he engine by
the Stop & Start system, drive the vehicle.)
• The air conditioning system is turned on.
• is turned on.
• The steering wheel is operated.
• The shift lever is shifted to a position other than D.
• The driver's seat belt is unfastened.
• The driver's door is opened.
• The accelerator pedal is depressed.
• The Stop & Start cancel switch is pressed.
• The vehicle starts to roll on an incline.
● In the following situations, the engine may restart automatically if the engine
is stopped by the Stop & Start system. (To enable stopping of t he engine by
the Stop & Start system, drive the vehicle.)
• The brake pedal is pumped or strongly depressed.
• The air conditioning system is being used.
• The battery is not sufficiently charged.
■ Hood
●If the hood is opened while the engine is stopped by the Stop & Start sys-
tem, the engine will stall and will not be able to be restarted by the automatic
engine start function. In this case, restart the engine using the normal
engine starting procedure. ( P. 224, 227)
● Even if the hood is closed after the engine is started with the hood open, the
Stop & Start system will not operate. Close the hood, turn the engine switch
off, wait 30 seconds or more, and then start the engine.
■ When to use the Stop & Start system
●When the system cannot operate, is canceled, or is malfunctioning, warning
messages and a warning buzzer are used to inform the driver. ( P. 310)
● Vehicles with a smart key system: If the engine switch is press ed when the
engine is stopped by the Stop & Start system, the engine will s tall and will
not be able to be restarted by the automatic engine start funct ion. In this
case, restart the engine using the normal engine starting proce dure.
( P. 224, 227)
● When the engine is restarted by the Stop & Start system, the po wer outlets
may be temporarily unusable, but this is not a malfunction.
● Installation and removal of electrical components and wireless devices may
affect the Stop & Start system. Contact your Toyota dealer for details.

3094-5. Using the driving support systems
4
Driving
HIGHLANDER_U■
The Stop & Start system protection function
● Vehicles without a smart key system: When an excessively loud sound is
being projected by the audio system, the audio system may be automati-
cally cut off in order to reduce battery consumption. If this o ccurs, turn the
engine switch off, wait for 3 seconds or longer and then turn i t to the “ACC”
or “ON” position to re-enable the audio system.
Vehicles with a smart key system: When an excessively loud soun d is being
projected by the audio system, the audio system may be automati cally cut
off in order to reduce battery consumption. If this occurs, tur n the engine
switch off, wait for 3 seconds or longer and then turn it to AC CESSORY
mode or IGNITION ON mode to re-enable the audio system.
● The audio system may not be activated when the battery terminals are dis-
connected and then reconnected. If this occurs, turn the engine switch off
and then repeat the following operation twice to activate the a udio system
normally.
• Vehicles without a smart key system: Turn the engine switch to the “ON”
position and then to the “Lock” position.
• Vehicles with a smart key system: Turn the engine switch to IGNITION
ON mode and then to OFF.
■ Replacing the battery
P. 644
■ Displaying the Stop & Start system status
P. 104

4656-2. Using the interior lights
6
Interior features
HIGHLANDER_U
Turn the light on/off
■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 are left on when the engine switch is t urned off, the lights
will go off automatically after 20 minutes:
● Interior lights
● Personal lights
● Front door courtesy lights
● Ambient lights (if equipped)
● Engine switch light (vehicles with a smart key system)
■ Customization
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: P. 682)
Personal lights
FrontRear

4806-4. Using the other interior features
HIGHLANDER_U
■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 the battery is disconnected
The time display will automatically be set to 1:00.
The temperature display shows
temperatures within the range of
-40 F (-40 C) to 122 F (50C).
■The outside temperature is displayed when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The engine switch is in IGNITION ON mode.
■ Display
In the following situations, the correct outside temperature ma y not be dis-
played, or the display may take longer than normal to change:
● When the vehicle is stopped, or moving at low speeds (less than 15 mph
[25 km/h]).
● When the outside temperature has changed suddenly (at the entra nce/exit
of a garage, tunnel, etc.)
■ When the outside tempe rature display flashes
If the outside temperature is 37 F (3°C) or less, the ice warning indicator
flashes 10 times, and then illuminates.
■ When “--” or “E” is displayed
The system may be malfunctioning. Take your vehicle to your Toyota dealer.
Outside temperature display

4826-4. Using the other interior features
HIGHLANDER_U
■The power outlets can be used when
12 V
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.
120 VAC
The engine switch is in IGNITION ON mode.
■ When the engine restarts after h aving been stopped by the Stop & Start
system (if equipped)
The power outlets may be temporarily unusable, but this is not a malfunction.
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 blown fuses
12 V
Do not use an accessory that uses more than 12 V 10 A.
120 VAC
Do not use a 120 VAC appliance that requires more than 100 W.
If a 120 VAC appliance that consumes more than 100 W is used, the protec-
tion circuit will cut the power supply.
■ To prevent battery discharge
Do not use the power outlets longer than necessary when the engine is not
running.
■ Appliances that may not operate properly (120 VAC)
The following 120 VAC appliances may not operate properly even if their
power consumption is under 100 W:
● Appliances with high initial peak wattage
● Measuring devices that process precise data
● Other appliances that require an extremely stable power supply

5037-1. Maintenance and care
7
Maintenance and care
HIGHLANDER_U■
When using a car wash (vehicles with a smart key system)
If the door handle becomes wet while the electronic key is within the effective
range, the door may lock and unlock repeatedly. In that case, f ollow the fol-
lowing correction procedures to wash the vehicle:
● Place the key in a position 6 ft. (2 m) or more separate from t he vehicle
while the vehicle is being washed. (Take care to ensure that th e key is not
stolen.)
● Set the electronic key to battery-saving mode to disable the sm art key sys-
tem. ( P. 149)
■ Aluminum wheels
●Remove any dirt immediately by using a neutral detergent.
● Wash detergent off with water immediately after use.
● To protect the paint from damage, make sure to observe the following pre-
cautions.
• Do not use acidic, alkaline or abrasive detergent
• Do not use hard brushes
• Do not use detergent on the wheels when they are hot, such as after driv-
ing or parking in hot weather
■ Bumpers
Do not scrub with abrasive cleaners.

5177-3. Do-it-yourself maintenance
7
Maintenance and care
HIGHLANDER_U
WARNING
The engine compartment contains many mechanisms and fluids that may
move suddenly, become hot, or become electrically energized. To avoid death
or serious injury, observe the following precautions.
■When working on the engine compartment
● Keep hands, clothing and tools away from the moving fans and en gine
drive belt.
● Be careful not to touch the engine, radiator, exhaust manifold, etc. right
after driving as they may be hot. Oil and other fluids may also be hot.
● Do not leave anything that may burn easily, such as paper and r ags, in the
engine compartment.
● Do not smoke, cause sparks or expose an open flame to fuel or t he bat-
tery. Fuel and battery fumes are flammable.
● Be extremely cautious when working on the battery. It contains poisonous
and corrosive sulfuric acid.
■ When working near the electric cooling fans or radiator grille
Vehicles without a smart key system:
Be sure the engine switch is off.
With the engine switch in the “ON” position, the electric cooli ng fans may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( P. 527)
Vehicles with a smart key system:
Be sure the engine switch is off.
With the engine switch in IGNITION ON mode, the electric cooling fans may
automatically start to run if the air conditioning is on and/or the coolant tem-
perature is high. ( P. 527)
■ Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc.
from getting in your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear
due to dirt in the air.