2019 TOYOTA HIGHLANDER engine

2844-5. Using the driving support systems
HIGHLANDER_U
Press the LDA switch to turn the
LDA system on.
The LDA indicator illuminates and
a message is displayed on the
multi-information display.
Press the LDA switch again to turn
the LDA system off.
When the LDA system is turned on
or off, operation of the LDA system
continues in the same condition
the next time the engine is started.
WARNING
■Preventing LDA system malfunctio ns and operations performed by
mistake
● Do not modify the headlights or place stickers, etc. on the sur face of the
lights.
● Do not modify the suspension etc. If the suspension etc. needs to be
replaced, contact your Toyota dealer.
● Do not install or place anything on the hood or grille. Also, d o not install a
grille guard (bull bars, kangaroo bar, etc.).
● If your windshield needs repairs, contact your Toyota dealer.
Turning LDA system on

2984-5. Using the driving support systems
HIGHLANDER_U
Pressing the switch changes the
vehicle-to-vehicle distance as fol-
lows:
Long
Medium
Short
The vehicle-to-vehicle distance is
set automatically to long mode
when the engine switch is turned to
the “ON” position (vehicles without
a smart key system) or IGNITION
ON mode (vehicles with a smart
key system).
If a vehicle is running ahead of you, the preceding vehicle mar k will also be
displayed.
Select a distance from the tabl e below. Note that the distances shown
correspond to a vehicle speed of 50 mph (80 km/h). Vehicle-to-v ehicle
distance increases/decreases in accordance with vehicle speed.
Changing the vehicle-to-vehicle d istance (vehicle-to-vehicle dis-
tance control mode)
Preceding
vehicle mark
1
2
3
Vehicle-to-vehicle distance settings (vehicle-to-vehicle distan ce
control mode)
Distance optionsVehicle-to-vehicle distance
LongApproximately 160 ft. (50 m)
MediumApproximately 130 ft. (40 m)
ShortApproximately 100 ft. (30 m)

3044-5. Using the driving support systems
HIGHLANDER_U■
Stopping the engine
While driving with the shift lever
in D, depress the brake pedal,
and stop the vehicle.
The Stop & Start indicator will
come on.
■
Restarting the engine
Release the brake pedal.
The Stop & Start indicator will turn off.
Stop & Start system
: If equipped
The Stop & Start system stops a nd restarts the engine according
to the brake pedal operation and other operations when the
vehicle is stopped.
Stop & Start system operation

3054-5. Using the driving support systems
4
Driving
HIGHLANDER_U
Press the Stop & Start cancel
switch to disable the Stop & Start
system.
The Stop & Start cancel indicator
will come on.
Pressing the switch again will
enable the Stop & Start system and
the Stop & Start cancel indicator
will turn off.
■
Automatic reactivation of the Stop & Start system
Even if the Stop & Star t system is disabled by the Stop & Start can-
cel switch, it will be automatically enabled when the engine sw itch
is turned off, and then t he engine is started again.
■If the Stop & Start cancel switch is pressed
● When the engine is stopped by the Stop & Start system, pressing
the Stop & Start cancel switch will re start the engine.
● With the Stop & Start system d isabled, pressing the Stop & Start
cancel switch will enable the sy stem but not stop the engine.
From the next time the vehicle is stopped (after the Stop & Sta rt
system has been enabled), the engine will be stopped.
If the engine is stopped by the Stop & Start system when the ve hicle is
on an incline, brake force is temporarily maintained to prevent rolling
backwards until the engine is restarted and drive force is gene rated.
When drive force is generated, the maintained brake force is au tomat-
ically canceled.
● This function operates on flat surfaces as well as steep inclines.
● Sound may be generated from the brakes, but this is not a malfu nc-
tion.
● Brake pedal response may change and vibration may occur, but
these are not malfunctions.
Disabling the St op & Start system
Hill-start assist control

3064-5. Using the driving support systems
HIGHLANDER_U
■Operating conditions
●The Stop & Start system is operational when all of the followin g conditions
are met:
• The brake pedal is being depressed firmly.
• The engine is adequately warmed up.
• The outside temperature is 23°F (-5°C) or higher.
• The shift lever is in D.
• is off.
• The hood is closed.
• The driver's seat belt is fastened.
• The driver's door is closed.
• The accelerator pedal is not being depressed.
● In the following situations the engine may not be stopped by th e Stop & Start
system. This is not a malfunction of the Stop & Start system.
• The air conditioning system is being used when the ambient tem perature
is high or low.
• The battery is not sufficiently charged, such as if the vehicle has been
parked for a long time and the battery charge has decreased, the electric
load is large, the battery temperature is excessively low or th e battery has
deteriorated, or is undergoing a periodic recharge.
• The brake booster vacuum is low.
• The vehicle is stopped on a steep incline.
• The steering wheel is being operated.
• Due to traffic or other circumstances the vehicle is being sto pped repeat-
edly.
• The vehicle is being driven in a high altitude area.
• Engine coolant temperature or transmission fluid temperature i s
extremely low or high.
• The battery fluid temperature is extremely low or high.
• For a while after the battery terminals have been disconnected and
reconnected.
• For a while after the battery replacement.
• Power mode or snow mode is selected.

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.

3084-5. Using the driving support systems
HIGHLANDER_U■
If the windshield is fogged up while the engine is stopped by t he Stop &
Start system
Turn on. (P. 443, 450)
If the windshield fogs up frequently, press the Stop & Start ca ncel switch to
disable the system.
■ If an odor comes from the air c onditioning system while the eng ine is
stopped by the Stop & Start system
Vehicles with a manual air conditioning system:
If the idling stop time is set to “Extended”, change the settin g to “Standard”. If
an odor occurs even when “Standard” is selected, press the Stop & Start can-
cel switch to deactivate the Stop & Start system.
Vehicles with an automatic air conditioning system:
Press the Stop & Start cancel switch to deactivate the Stop & S tart system.
■ Air conditioning system while the engine is stopped by the Stop & Start
system
● Vehicles with an automatic air conditioning system: If the air conditioning
system is being used in automatic mode, the fan speed may be reduced or
the fan may be stopped while the engine is stopped by the Stop & Start sys-
tem in order to reduce changes in the cabin temperature.
● To ensure air conditioning system performance when the vehicle is stopped,
disable the Stop & Start system by pressing the Stop & Start ca ncel switch.
■ Changing the idling stop time with the air conditioning system on
The length of time the Stop & Start system will operate when th e air condition-
ing system is on can be changed on the (P. 104) or ( P. 105). (The
length of time the Stop & Start system will operate when the air conditioning
system is off cannot be changed.)

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