Toyota Sienna Service Manual: Cellular Phone cannot Send / Receive
INSPECTION PROCEDURE
1 CHECK BLUETOOTH SETTINGS
- Check if the Bluetooth settings are correct.
OK: Bluetooth settings are correct.
2 CHECK CELLULAR PHONE
- Check if the cellular phone is Bluetooth compatible.
HINT: Some versions of Bluetooth compatible cellular phones may not function.
OK: Phone is Bluetooth compatible.
3 CHECK SETTINGS
- Check if the cellular phone functions.
HINT: The cellular phone is unable to call under any of the following conditions.
- The cellular phone is locked.
- The directory is being transferred.
- The line is crossed.
- Transmission is regulated.
- The power is off.
- The cellular phone is not connected to Bluetooth ("BT" is displayed while connected).
OK: None of the above conditions exist
4 CHECK CELLULAR PHONE
- Check if the cellular phone can make a call.
HINT: When the battery is low, calls cannot be made or received.
OK: Cellular phone can make a call.
5 CHECK RECEPTION
- Set the cellular phone so that it can receive calls.
- Place the cellular phone close to the radio and navigation assembly.
- Check if the cellular phone has reception according to the radio and navigation assembly.
OK: Cellular phone has reception.
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Cellular Phone Registration Failure, Phone Directory Transfer Failure
INSPECTION PROCEDURE
1 CHECK CURRENT CONDITIONS
Proceed to the next step according to the table below.
RESULT
2 CHECK USING ANOTHER CELLULAR PHONE
Check if the system functions using an ...
Cannot Call in a Certain Place
INSPECTION PROCEDURE
1 CHECK SURROUNDING CONDITIONS
Check if the cellular phone can make calls in a certain
place.
OK:
It can make calls
2 CHECK RECEPTION
Enter the "Informati ...
Other materials:
Power back door drive unit
INSPECTION
1. INSPECT POWER BACK DOOR DRIVE UNIT
Remove the unit.
Apply battery voltage to the terminals and check the
motor operation.
Standard
If the result is not as specified, replace the drive
unit.
Check the resistance of the clutch terminals.
Resistance
If th ...
Multiplex Communication Circuit
DESCRIPTION
INSPECTION PROCEDURE
1 GO TO CAN COMMUNICATION SYSTEM
(a) Refer to the CAN communication system (See page CA-
7).
(b) If the CAN communication system is operating normally,
proceed to the next step.
2 GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)
(a) Refer to the multiplex com ...
Solar Sensor Circuit (Passenger Side)
DTC B1421/21 Solar Sensor Circuit (Passenger Side)
DESCRIPTION
The solar sensor, which is installed on the upper side of the instrument
panel, detects sunlight and
controls the air conditioning in AUTO mode. The output voltage from the solar
sensor varies according to
the amount of sunli ...
