LIN COMMUNICATION SYSTEM, Diagnostic DTC:B14B3

DTC Code DTC Name
B14B3 Lost Communication with Rear Panel LIN

DESCRIPTION

The rear control switch communicates with the air conditioning amplifier assembly through the LIN communication system.

If the LIN communication system malfunctions, the air conditioning amplifier assembly does not operate even if the rear control switch is operated.

DTC No. Detection Item DTC Detection Condition Trouble Area
B14B3 Lost Communication with Rear Panel LIN Lost communication with the rear control switch.

  • Rear control switch

  • Air conditioning amplifier assembly

  • Harness or connector

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Air Conditioner > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC (AIR CONDITIONING SYSTEM)


    1. Check for DTCs.

      Click here


      Body Electrical > Air Conditioner > Trouble Codes
      OK
      Air conditioning system DTC is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO AIR CONDITIONING SYSTEM Click here