Toyota Tacoma (2015-2018) Service Manual: Short in GPS Antenna (B15C0,B15C1)

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Short in GPS Antenna (B15C0,B15C1)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly.

DTC No.	DTC Detection Condition	Trouble Area
B15C0	Navigation antenna error	Navigation antenna assembly Navigation receiver assembly
B15C1	Error of the power source to the navigation antenna	Navigation antenna assembly Navigation receiver assembly

CAUTION / NOTICE / HINT

NOTICE:

Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections before performing following inspection procedure (See page ).

PROCEDURE

CHECK DTC

(a) Clear the DTCs (See page (b) Recheck for DTCs and check that no DTCs are output. ).

(b) Recheck for DTCs and check that no DTCs are output.

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

2.	INSPECT NAVIGATION ANTENNA ASSEMBLY

(a) Remove the navigation antenna assembly (See page ).

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 - 1a	Always	50 to 500 Ω

Text in Illustration

*a	Component without harness connected (Navigation Antenna Assembly)

REPLACE NAVIGATION RECEIVER ASSEMBLY

REPLACE NAVIGATION ANTENNA ASSEMBLY

Stereo Component Amplifier Malfunction (B15A3)

DESCRIPTION This DTC is stored when a malfunction occurs in the stereo component amplifier assembly. DTC No. DTC Detection Condition Trouble Area ...

Speed Signal Malfunction (B15C2)

DESCRIPTION The navigation receiver assembly receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle ...

Other materials:

Check Mode Procedure
CHECK MODE PROCEDURE 1. DESCRIPTION Check mode has a higher sensitivity to malfunctions and can detect malfunctions that cannot be detected in normal mode. Check mode can also detect all of the malfunctions that can be detected in normal mode. In check mode, DTCs are stored with 1 trip detec ...

What to do if...
■ Instrument cluster ■ Center panel ■Warning lights *1: Slip indicator comes on. *2: The indicator flashes to indicate a malfunction. GAS STATION INFORMATION ...

Removal
REMOVAL PROCEDURE 1. DISCONNECT TRANSMISSION WIRE (See page ) 2. REMOVE VALVE BODY OIL STRAINER ASSEMBLY (a) Remove the 3 bolts and valve body oil strainer assembly from the transmission valve body assembly. 3. REMOVE TRANSMISSION VALVE ...