Toyota Tacoma (2015-2018) Service Manual: Cellular Phone Registration Failure, Phone Directory Transfer Failure

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Cellular Phone Registration Failure, Phone Directory Transfer Failure

PROCEDURE

1.	CHECK OPERATION

(a) Place the cellular phone close to the navigation receiver assembly.

(b) Check if the cellular phone can be registered.

OK:

The cellular phone can be registered.

NORMAL OPERATION

2.	CHECK CURRENT CONDITIONS

(a) Proceed to the next step according to the table below.

Result

Result	Proceed to
Another "Bluetooth" compatible cellular phone is available	A
Another "Bluetooth" compatible vehicle is available	B
None of the above	C

GO TO STEP 4

GO TO STEP 5

3.	CHECK USING ANOTHER CELLULAR PHONE

(a) Check if the system functions using another "Bluetooth" compatible cellular phone.

HINT:

Confirm that either the same or a different version of another "Bluetooth" compatible cellular phone complies with the system.
Depending on the version, some "Bluetooth" compatible cellular phones cannot be used.

OK:

The system functions.

USE A "Bluetooth" COMPATIBLE CELLULAR PHONE

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

4.	CHECK USING ANOTHER "Bluetooth" COMPATIBLE VEHICLE

(a) Register the cellular phone with another vehicle and check if the system functions normally.

HINT:

Depending on the version, some "Bluetooth" compatible cellular phones cannot be used.

OK:

The system functions.

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

ASK CUSTOMER TO UPDATE CELLULAR PHONE OR CHANGE IT TO A "Bluetooth" COMPATIBLE MODEL

5.	CHECK USING ANOTHER CELLULAR PHONE

(a) Check if the system functions using another "Bluetooth" compatible cellular phone.

HINT:

Confirm that either the same or a different version of another "Bluetooth" compatible cellular phone complies with the system.
Depending on the version, some "Bluetooth" compatible cellular phones cannot be used.

OK:

The system functions.

USE A "Bluetooth" COMPATIBLE CELLULAR PHONE

6.	CHECK CELLULAR PHONE

(a) Check if a call can be made from the cellular phone.

HINT:

The cellular phone is unable to call under any of the following conditions:

The cellular phone is locked.
The phonebook is being transferred.
The line is crossed.
The cellular phone is outside service range.
The power is off.
The battery is low.
The cellular phone is not connected to "Bluetooth".

OK:

A call can be made from the cellular phone.

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE CELLULAR PHONE

Voice is not Recognized

PROCEDURE 1. CHECK CONDITION (a) Check if the system voice recognition level is low when recognizing a particular voice. Result Result Proce ...

Cellular Phone cannot Send/Receive

PROCEDURE 1. CHECK "Bluetooth" SETTINGS (a) Check if the cellular phone is registered as a connected device and the "Bluetooth" settings are cor ...

Other materials:

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Speaker Output Short (B15C3)
DESCRIPTION This DTC is stored when a malfunction occurs in the speakers. DTC No. DTC Detection Condition Trouble Area B15C3 A short is detected in the speaker output circuit. Harness or connector Speaker ...

Open Circuit in IG1/IG2 Power Source Circuit (C1242)
DESCRIPTION If there is a problem with the skid control ECU (master cylinder solenoid) power supply circuit, the skid control ECU outputs the DTC and prohibits operation under the fail safe function. If the voltage supplied to terminal IG1 and/or IG2 is not within the DTC detection threshold ...