Hint:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

How to proceed with troubleshooting
Terminals of ecuBluetooth® phone
settings
You can adjust the hands-free system to your desired settings.
“Phone/message settings� screen
To display the screen shown below, press the “setup� button, and
select “phone� on the “setup� screen.
Set the phone connection
Setting the sound
Contact/call history settings
...
Ig power source circuit
Description
This is the main power source supplied to the air conditioning amplifier when
the ignition switch is on
(ig). This power source is used for operating components, such as the air
conditioning amplifier and
servo motors.
Wiring diagram
Inspection procedure
Inspect fuse (ec ...
Making a phone call
To enter the “phone� mode, press the off-hook switch.
Making a phone call
Dialing by inputting a name
Speed dialing
Dialing by entering the number
Dialing from call histories
Receiving a phone call
Answering the phone
Refusing the call
Operations during a call
Transfer ...