Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: AV Signal Stoppage (Low Battery Voltage) (B158F)

Toyota Tacoma 2015-2018 Service Manual / Navigation / Multi Info Display / Navigation System / 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 navigation receiver assembly dropping temporarily.

DTC Code

DTC Detection Condition

Trouble Area

B158F

A video or audio signal is interrupted when the battery voltage drops.

  • Navigation receiver assembly
  • Harness or connector

WIRING DIAGRAM

CAUTION / NOTICE / HINT

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK VEHICLE SIGNAL (OPERATION CHECK)

(a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check (See page ).

(b) Check that the battery voltage.

Standard voltage:

11 to 14 V

HINT:

This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.

NG

GO TO STEP 3

OK

2.

CHECK FOR DTC

(a) Clear the DTCs (See page (b) Check for DTCs (See page  ). ).

(b) Check for DTCs (See page OK: ).

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE NAVIGATION RECEIVER ASSEMBLY

3.

CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY POWER SOURCE)

(a) Disconnect the navigation receiver assembly connector.

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

N24-4 (+B1) - Body ground

Always

11 to 14 V

Text in Illustration

*a

Front view of wire harness connector

(to Navigation Receiver Assembly)

OK

REPLACE NAVIGATION RECEIVER ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

SD Card Communication Malfunction (B158C)
DESCRIPTION The navigation receiver assembly stores this DTC when the SD card cannot be mounted when inserted into the SD card slot. DTC Code DTC Detection Condition ...

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 ...

Other materials:

Installation
INSTALLATION PROCEDURE 1. INSTALL STEERING PAD (a) Check that the ignition switch is off. (b) Check that the cable is disconnected from the negative (-) battery terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS ...

Registration
REGISTRATION PROCEDURE 1. REGISTER TRANSMITTER CODE HINT: The vehicle's garage door opener records transmitter codes for systems such as garage doors, gates, entry gates, door locks, home lighting systems, security systems or other transmitter code based systems. The gara ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The procedure listed below is for the LH side. PROCEDURE 1. REMOVE FRONT WHEEL 2. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY 3. SEPARATE FRONT STABILIZER LINK ASSEMBLY LH ...

В© 2011-2019 Copyright www.ttguide.net