Dtc U0142 Lost Communication With Body Control Module B

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Lighting (Ext). Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

INSPECTION PROCEDURE

CHECK VEHICLE TYPE

CHECK FOR DTC

CHECK FOR DTC

DTC U0142 Lost Communication with Body Control Module "B"

DTC U023A Lost Communication With Image Processing Module "A"


DESCRIPTION

This DTC is output when the forward recognition camera is determined to have a CAN communication malfunction.

DTC Code
DTC Detection Condition
Trouble Area
U0142
Lose communication with main body ECU (multiplex network body ECU)
CAN communication system
U023A
Communication malfunction detected in forward recognition camera (automatic high beam sensor)
CAN communication system

INSPECTION PROCEDURE

1.CHECK VEHICLE TYPE

  1. Check vehicle type.

    Result
    Result
    		Proceed to
    for LHD
    		A
    for RHD
    		B



B
Go to step 3
A


2.CHECK FOR DTC

  1. Clear the DTCs (Click here).

  1. Check for DTCs (Click here).

    OK:
    DTC U0142 or U023A is not output.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for LHD with Central Gateway ECU)
    		B
    NG (for LHD without Central Gateway ECU)
    		C


B
GO TO CAN COMMUNICATION SYSTEM (Click here)

C
GO TO CAN COMMUNICATION SYSTEM (Click here)
A

USE SIMULATION METHOD TO CHECK (Click here)

3.CHECK FOR DTC

  1. Clear the DTCs (Click here).

  1. Check for DTCs (Click here).

    OK:
    DTC U0142 or U023A is not output.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for RHD with Central Gateway ECU)
    		B
    NG (for RHD without Central Gateway ECU)
    		C


B
GO TO CAN COMMUNICATION SYSTEM (Click here)

C
GO TO CAN COMMUNICATION SYSTEM (Click here)
A

USE SIMULATION METHOD TO CHECK (Click here)