REAR DOOR SUNSHADE SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • Rear door sunshade system troubleshooting procedures are based on the premise that the power window control system is operating normally. Check this system first before troubleshooting the rear door sunshade system.

  • Use these procedures to troubleshoot the rear door sunshade system.

  • *: Use the intelligent tester.


  1. VEHICLE BROUGHT TO WORKSHOP


    NEXT

  2. INSPECT BATTERY VOLTAGE

    Standard voltage
    11 to 14 V

    If the voltage is below 11 V, recharge or replace the battery before proceeding.


    NEXT

  3. CHECK FOR DTC (ELECTRIC POWER CONTROL SYSTEM)*


    1. Using the intelligent tester, check if the electric power control system is functioning normally.

      Result
      Result Proceed to
      DTC B22B3 is not output A
      DTC B22B3 is output B

      B

      Go to ELECTRIC POWER CONTROL SYSTEM Click here

      A

  4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Use the intelligent tester to check if the CAN Communication System is functioning normally.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output (for LHD) B
      DTC is output (for RHD) C

      B

      Go to CAN COMMUNICATION SYSTEM Click here

      C

      Go to CAN COMMUNICATION SYSTEM Click here

      A

  5. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*


    1. Use the intelligent tester to check if the LIN Communication System is functioning normally.

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

      B

      Go to LIN COMMUNICATION SYSTEM Click here

      A

  6. PROBLEM SYMPTOMS TABLE


    1. Refer to the problem symptoms table Click here.

      Result
      Result Proceed to
      Fault not listed in problem symptoms table A
      Fault listed in problem symptoms table B

      B

      Go to step 8
      A

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List / Active Test Click here

    2. Terminals of ECU Click here

    3. Operation Check Click here

    4. Initialization Click here


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  8. REPAIR OR REPLACE


    NEXT

  9. CONFIRMATION TEST


    NEXT
    END