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 Code DTC Detection Condition Trouble Area
B14B3 Lost communication with the rear control switch.

  • Rear control switch

  • Air conditioning amplifier assembly

  • Harness or connector

INSPECTION PROCEDURE

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs Click here.


    NEXT

  2. CHECK FOR DTC (AIR CONDITIONING SYSTEM)


    1. Check for DTCs Click here.

      OK
      Air conditioning system DTC is not output.

    NG

    GO TO AIR CONDITIONING SYSTEM Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here