Dtc B158F Av Signal Stoppage (Low Battery Voltage)

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Audio Video. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK VEHICLE SIGNAL (OPERATION CHECK)

CHECK FOR DTC

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BATTERY)

DTC B158F AV Signal Stoppage (Low Battery Voltage)


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
DTC Detection Condition
Trouble Area
B158F
A video or audio signal is interrupted when the battery voltage drops.
Radio and display receiver assembly

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Audio Video.Audio And Visual System (For Radio Receiver Type). Dtc B158F Av Signal Stoppage (Low Battery Voltage)


INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
HINT:
When replacing the radio and display receiver assembly, it is necessary to perform the vehicle contract setting for Connected Services (w/ Connected Services Function).
1.CHECK VEHICLE SIGNAL (OPERATION CHECK)


    Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. Enter the "Vehicle Signal Check Mode" screen. [Refer to Check Vehicle Signal in Operation Check (Click here)]

  1. 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

  1. Clear the DTCs (Click here).

  1. Check for DTCs (Click here).

    OK:
    No DTCs are output.


NG
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY (Click here)
OK

USE SIMULATION METHOD TO CHECK (Click here)

3.CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - BATTERY)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Audio Video.Audio And Visual System (For Radio Receiver Type). Dtc B158F Av Signal Stoppage (Low Battery Voltage)

  1. Disconnect the radio and display receiver assembly connector.

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

    Standard Voltage:
    Tester Connection
    		Condition
    		Specified Condition
    F120-4 (+B1) - Body ground
    		Always
    		11 to 14 V
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Radio and Display Receiver Assembly)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY (Click here)