CAN COMMUNICATION SYSTEM(for RHD), Diagnostic DTC:B1003

DTC Code DTC Name
B1003 ECU Malfunction

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

B1003

ECU Malfunction

The central gateway ECU detects an internal malfunction.

Central gateway ECU

Central gateway ECU

PROCEDURE

  1. CHECK DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > Central Gateway > Clear DTCs

    2. Recheck for DTCs and check that no DTCs are output.

      Click here

      Body Electrical > Central Gateway > Trouble Codes

      OK

      B1003 is not output.

    Result

    Proceed to

    OK

    NG
    OK

    USE SIMULATION METHOD TO CHECK

    Click hereClick hereClick here

    NG

    REPLACE CENTRAL GATEWAY ECU

    Click here