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

Toyota Tacoma (2015-2018) Service Manual / Audio / Video / Audio And Visual 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 Radio and display receiver assembly
B15C1	Error of the power source to the navigation antenna

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 RADIO AND DISPLAY RECEIVER ASSEMBLY

REPLACE NAVIGATION ANTENNA ASSEMBLY

AV Signal Stoppage (Low Battery Voltage) (B158F)

DESCRIPTION This DTC is stored when a video or audio signal is interrupted due to battery voltage input to the radio and display receiver assembly dropping temporarily. DTC Code ...

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 d ...

Other materials:

Freeze Frame Data
FREEZE FRAME DATA 1. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Navigation System / Trouble Codes. (e) Select a PTC to display its Freeze Frame Data. 2. LIST ...

Steering Lock Position Signal Circuit Malfunction (B2285)
DESCRIPTION This DTC is stored when the steering lock position signal sent by the steering lock ECU (steering lock actuator or upr bracket assembly) via direct line and the steering lock position signal sent via LIN communication do not match. HINT: When the cable is disconnected and reconnec ...

Removal
REMOVAL PROCEDURE 1. REMOVE FUEL TANK ASSEMBLY Click here 2. DISCONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY Click here 3. REMOVE FUEL PUMP GAUGE RETAINER NOTICE: Before performing these procedures, first cover the connectors and tube joints of the fuel suction tube with pump and gauge ass ...