2020 TOYOTA HIGHLANDER ECU

1494-2. Radio operation
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
4
Audio/visual system
When problems occur with the SiriusXM tuner, a message will
appear on the screen. Referring to the table below to identify the
problem, take the suggested corrective action.
Refer to the table below to identify the problem and take
the suggested corrective action
MessageExplanation
“Check
Antenna”
The SiriusXM antenna is not c onnected. Check whether the
SiriusXM antenna cable is at tached securely. Contact your
Toyota dealer for assistance.
A short circuit occurs in the antenna or the surrounding
antenna cable. Contact your T oyota dealer for assistance.
“No Signal”The SiriusXM signal is too weak at the current location. Wait
until your vehicle reaches a location with a stronger signal.
“Chan
Unavailable”The channel you selected is not broadcasting any program-
ming. Select another channel.
“Ch Unsub-
scribed”
The channel you selected is no longer available. Wait for
about 2 seconds until the radio returns to the previous chan-
nel or “Ch 001”. If i t does not change automatically, select
another channel.

2465-1. Voice command system operation
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
voice command operation,
select “Resume” or press the
talk switch.
●If the system does not respond or
the confirmation screen does not
disappear, press the talk switch
and try again.
●If a voice command cannot be rec-
ognized 3 consecutive times,
voice recognition will be canceled.
●The amount of spoken feedback
received from the system while
using the voice command system
(voice recognition prompts) can
be changed on the voice settings
screen. (P. 7 1 )
●Some voice guidance can be can-
celed by setting voice prompts to
off. Use this setting when it is
desirable to say a command
immediately after pressing the talk
switch and hearing a beep.
To increase voice recognition
performance, use the “Tutori-
als” and “Voice Training” func-
tions on the “Getting Started
with Voice” screen. These func-
tions are only available when
the vehicle is not moving.
The “Tutorials” and “Voice Train-
ing” functions can also be
started on the voice settings
screen. (P. 7 1 )
1 Press the talk switch. 2
Select the desired item to be
set.
Select to display the voice
command tutorials.
Select to train the voice com-
mand system.
The user will be a sked to say 10
sample phrases. This will help the
voice command system adapt to
the user’s accent.
Select to prevent the screen
from being displayed again.
Select to proceed to the
voice command screen.
Increasing the voice rec-
ognition performance
A
B
C
D

3338-1. Phone operation (Hands-free system for cellular phones)
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
8
Phone
1 Display the phone top
screen. ( P.328)
2 Select the desired method to
call from.
■Calling methods from
phone screen
 By call history ( P.333)
 By favorites ( P.334)
 By contacts ( P.334)
 By keypad ( P.336)
 By message ( P.343)
■Also the following lists are
available from each func-
tion’s screen
 By POI call
* ( P.87)
 By voice command system
( P.245)
 By home screen ( P.336)
*: Premium Audio/12.3-inch display
model
Up to 30 of the latest call history
items (missed, incoming and
outgoing) can be selected.
1 Display the phone top
screen. ( P.328)
2 Select “History” and select
the desired contact.
 If the contact which is not reg-
istered on the contact list is
selected, the name is dis-
played as “Unknown Con-
tact”. In this case, select the
number to make a call prop-
erly.
3 Check that the dialing screen
is displayed.
●The icons of call type are dis-
played.
: Missed call
: Incoming call
: Outgoing call
●When making a call to the same
number continuously, only the
most recent call is listed in call his-
tory.
●When a phone number registered
in the contact list is received, the
name is displayed.
●Number-withheld calls are also
memorized in the system.
●International phone calls may not
be made depending on the type of
Bluetooth
® phone you have.
●The list should group together
consecutive entries with the same
phone number and same call
type. For example, two calls from
John’s mobile would be displayed
Placing a call using
the Bluetooth®
hands-free system
After a Bluetooth® phone
has been registered, a call
can be made using the
hands-free system. There
are several methods by
which a call can be made, as
described below.
Calling methods on the
Bluetooth
® phone
By call history

3588-3. What to do if...
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
■Notification of
SMS/MMS/E-mail reception
on this system is set to off.
Set notification of
SMS/MMS/E-mail reception on
this system to on. ( P.346)
■Automatic message trans-
fer function is not enabled
on the cellular phone.
Enable automatic transfer func-
tion on the cellular phone.
■Connection confirmation
display on this system is
set to on.
To turn off the display, set con-
nection confirmation display on
this system to off. ( P.52)
*: The engine switch switch> is in ACC or ON.
■The cellular phone is not
close enough to this sys-
tem.
Bring the cellular phone closer
to this system.
■Radio interference has
occurred.
Turn off Wi-Fi
® devices or other
devices that may emit radio
waves.
■The cellular phone is the
most likely cause of the
symptom.
Turn the cellular phone off,
remove and reinstall the battery
pack, and then restart the cellu-
lar phone.
Enable the cellular phone’s
Bluetooth
® connection.
Disable the Wi-Fi
® connection of
the cellular phone.
Stop the cellular phone’s secu-
rity software and close all appli-
cations.
Before using an application
installed on the cellular phone,
carefully check its source and
how its operation might affect
this system.
●For details, refer to the owner’s
manual that came with the cellular
phone.
New message notifications
are not displayed.
In other situations
The Bluetooth
® connection
status is displayed at the top
of the screen each time the
system is activated
*.
Even though all conceivable
measures have been taken,
the symptom status does not
change.

3639-1. Connected Services overview
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
9
Connected Services
The required operations to acti-
vate applications and connect a
smart phone to the system, and
the registration steps for the
connected services are
explained in this section.
■Subscription
 Toyota apps do not require an
activation fee or monthly
recurring fees.
 Services requiring a separate
contract can also be used.
*
*: For details, refer to
https://www.toyota.com/
connected-services
or call 1-800-331-4331 in the
United States,
https://www.toyota.ca/connected
or call 1-888-869-6828 in
Canada, and
http://www.toyotapr.com/
connected-services
or call 1-877-855-8377 in Puerto
Rico.
■Availability of function
 Toyota apps is available in the
contiguous United States,
Washington D.C., Alaska,
Hawaii, the United States
Virgin Islands, Puerto Rico,
Canada and Mexico.
●Data usage fees may apply while
using Toyota apps. Confirm data
usage fees before using this func-
tion.
●For details regarding operation of
the Toyota apps, refer to
https://www.toyota.com/
connected-services
in the United States,
https://www.toyota.ca/connected
in Canada, and
http://www.toyotapr.com/
connected-services
in Puerto Rico.
●These function s are not made
available in some countries or
areas. Availability of functions of
the Toyota apps is dependent on
network reception level.
■Initializing personal data
The personal data used in appli-
cations can be reset. ( P. 6 9 )
 The following personal data
can be deleted and returned
to their default settings:
• Downloaded contents
• Radio stations that were listened
to
●Once initialized, the data and set-
tings will be eras ed. Pay much
attention when init ializing the data.
Before using the function

3649-1. Connected Services overview
HIGHLANDER_HIGHLANDER
HV_NAVI_(U)
■Settings required to use
Toyota mobile application
Perform the settings in the fol-
lowing order.
1 Download the Toyota mobile
application to your smart
phone.
2 Open the Toyota mobile
application on your smart
phone and follow instruc-
tions. Bluetooth
® Pairing is
required.
In order to use Toyota mobile appli-
cation, the following must first be
performed:
 Register a Bluetooth® phone
with the hands-free system.
( P. 4 0 )
●Applications can only be used
when the Toyota mobile applica-
tion has been downloaded to your
smart phone, and the application
is running.
●Toyota mobile application opera-
tional procedures can also be con-
firmed by visiting
https://www.toyota.com/
connected-servicesin the United States,
https://www.toyota.ca/connected
in Canada, and
http://www.toyotapr.com/
connected-services
in Puerto Rico.
●If a Toyota mobile application is
used while iPod audio/video is
being played back, system opera-
tion may become unstable.
*: Vehicles with DCM
Preparation before using
Toyota mobile applicationType B: Function
achieved by using
DCM and the system
*
The functionality of Destina-
tion Assist, Dynamic Navi-
gation, and Wi-Fi
® hotspot
is made possible through
the shared work of the DCM
and the system.
Destination Assist and
Dynamic Navigation are
subscription-based telemat-
ics services that use Global
Positioning System (GPS)
data and embedded cellular
technology to provide
safety and security as well
as convenience features.
These services are available
by subscription on select,
telematics hard-
ware-equipped vehicles and
supported by the Toyota,
which operates 24 hours a
day, 7 days a week.
For details about:
 Dynamic Naviga-
tion: P.92, 102, 130
 Wi-Fi
® hotspot: P. 5 3