AIR CONDITIONING SYSTEM, Diagnostic DTC:B1499

DTC Code DTC Name
B1499 Multiplex Communication Circuit

DESCRIPTION

The air conditioning amplifier communicates data with the ECM and combination meter assembly through the CAN communication system.

DTC Code DTC Detection Condition Trouble Area
B1499 Open in CAN communication line CAN communication line

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTC Click here.

    2. Check the DTC Click here.

      Result
      Result Proceed to
      DTC B1499 is not output A
      DTC B1499 is output B

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here