POWER WINDOW CONTROL SYSTEM Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH

DESCRIPTION

If the manual up and down function operates normally but the auto up and down function does not, then fail-safe mode may be functioning.

If power window initialization has not been performed, the auto up and down function will not operate.

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WIRING DIAGRAM

B004T6HE05

CAUTION / NOTICE / HINT

Note


  • If the rear power window regulator motor assembly LH has been replaced with a new one, initialize the power window control system.

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  • Check that the "RL Window Auto Up" and "RL Window Auto Down" power window control system customize settings are "ON" before proceeding with work.

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  • After the catch protection function operates, the auto operation is not performed the first time auto up is performed. All auto up operations performed after the first operate normally.

Tech Tips

If the pulse sensor built into the rear power window regulator motor assembly LH is malfunctioning, the power window control system enters fail-safe mode. The remote up and down and auto up and down functions cannot be operated during fail-safe mode. However, the power window can be closed by holding the rear power window regulator switch assembly LH at the auto up position, and opened manually by pushing down the rear power window regulator switch assembly LH.

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PROCEDURE


  1. READ VALUE USING GTS (RL-DOOR MOTOR)


    1. Using the GTS, read the data for the condition when the rear power window regulator switch assembly LH was operated.

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      Body Electrical > RL-Door Motor > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      RL Door P/W Auto SW Rear LH door power window auto switch signal OFF or ON

      OFF: Rear LH door power window auto switch not being operated

      ON: Rear LH door power window auto switch being operated

      		 -

      Body Electrical > RL-Door Motor > Data List
      Tester Display
      RL Door P/W Auto SW
      OK
      On the GTS screen, ON or OFF is displayed accordingly.
      Result
      Proceed to
      OK
      NG

    NG

    INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH Click here

    OK

  2. PERFORM INITIALIZATION


    1. Initialize the rear power window regulator motor assembly LH.

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      OK
      Power window system operates normally.
      Result
      Proceed to
      OK
      NG

    OK

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

    NG

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

  3. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH


    1. Remove the rear power window regulator switch assembly LH.

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    2. Inspect the rear power window regulator switch assembly LH.

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      Result
      Proceed to
      OK
      NG

    NG

    REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH)


    1. Disconnect the J5 rear power window regulator switch assembly LH connector.

    2. Disconnect the K15 rear power window regulator motor assembly LH connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      J5-4 (AUTO) - K15-4 (AUTO) Always Below 1 Ω
      J5-4 (AUTO) or K15-4 (AUTO) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR