LIN COMMUNICATION SYSTEM, Diagnostic DTC:B14B5

DTC Code DTC Name
B14B5 Lost Communication with Front Seat Temperature Adjustment Switch LIN

DESCRIPTION

The refreshing seat switch communicates with the air conditioning amplifier assembly through LIN communication system. If the LIN communication system malfunctions, the air conditioning amplifier assembly does not operate even if the refreshing seat switch is operated.

DTC Code DTC Detection Condition Trouble Area
B14B5 Lost communication with the refreshing seat switch.

  • Refreshing seat 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 (SEAT HEATER SYSTEM)


    1. Check for DTCs Click here.

      OK
      Seat heater system DTC is not output.

    NG

    GO TO SEAT HEATER SYSTEM Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here