Toyota Tacoma (2015-2018) Service Manual: Cellular Phone cannot Send/Receive

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / 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 correct.

OK:

The cellular phone is registered as a connected device and "Bluetooth" settings are correct.

SET SETTINGS CORRECTLY

2.	CHECK SETTINGS AND CONDITIONS

(a) Check the cellular phone functions.

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:

None of the above conditions exist.

SET CORRECTLY

3.	CHECK RECEPTION

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

(b) Set the cellular phone so that it can receive calls.

OK:

The cellular phone has reception.

END

4.	CHECK CELLULAR PHONE

(a) Check if the cellular phone can make a call.

HINT:

The purpose of this step is to inspect the cellular phone when it is not connected to the vehicle.

OK:

Cellular phone can make a call.

REPAIR OR REPLACE CELLULAR PHONE

5.	RESTART CELLULAR PHONE

(a) Restart the cellular phone.

(b) Register the cellular phone as a connected device again and check that the malfunction disappears.

OK:

Malfunction disappears.

END

6.	CHECK CELLULAR PHONE

(a) Check if the cellular phone is "Bluetooth" compatible.

HINT:

Some versions of "Bluetooth" compatible cellular phones may not function.

OK:

The phone is "Bluetooth" compatible.

END (ONLY A "Bluetooth" COMPATIBLE CELLULAR PHONE CAN BE USED)

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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 ce ...

Confirm Cellular Phone Functionality

PROCEDURE 1. CHECK THE CUSTOMER'S CELLULAR PHONE COMPATIBILITY (a) Go to TIS "Bluetooth" Compatibility Portal and check if the cellular phone is compa ...

Other materials:

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 ...

Precaution
PRECAUTION 1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT (a) Perform the zero point calibration and sensitivity check if any of the following conditions apply. The occupant detection ECU is replaced. Accessories (seatback tray and seat cover, etc.) are installed. The f ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE Charging System Symptom Suspected Area See page Charging System Warning Displayed Battery Generator assembly Charging system (ON-VEHICLE INSPECTION) ...