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

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 Click here.

WIRING DIAGRAM

B001GY9E03
*a Main Body ECU (Multiplex Network Body ECU)
*b Rear Power Window Regulator Switch Assembly RH
*c Rear Power Window Regulator Motor Assembly RH
*d LIN Communication Line

CAUTION / NOTICE / HINT

Note


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

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

  • 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 RH 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 (for Rear Door RH) at the auto up position, and opened manually by pushing down the rear power window regulator switch assembly (for Rear Door RH) Click here.

PROCEDURE


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


    1. Read the Data List according to the display on the GTS Click here.

      RR-Door Motor
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      RR Door P/W Auto SW Rear RH door power window auto switch signal / OFF or ON

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

      ON: Rear RH door power window auto switch being operated

      		 -
      OK
      On the GTS screen, ON or OFF is displayed accordingly.

    NG

    INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR REAR RH DOOR) Click here

    OK

  2. PERFORM INITIALIZATION (FOR REAR RH DOOR)


    1. Initialize the rear power window regulator motor assembly RH Click here.


    NEXT

  3. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)


    1. Check that the rear RH door power window moves when the auto up and down function of the rear power window regulator switch assembly (for Rear RH Door) is operated Click here.


    OK

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

    NG

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

  4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR REAR RH DOOR)


    1. Remove the rear power window regulator switch assembly (for Rear RH Door) Click here.

    2. Inspect the rear power window regulator switch assembly (for Rear RH Door) Click here.


    NG

    REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RH Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR REAR RH DOOR) - REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH)


    1. Disconnect the L2 rear power window regulator switch assembly (for Rear RH) connector.

    2. Disconnect the L4 rear power window regulator motor assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L2-8 (AUTO) - L4-4 (AUTO) Always Below 1 Ω
      L2-1 (GND) - Body ground Always Below 1 Ω
      L2-8 (AUTO) - Body ground Always 10 kΩ or higher

    OK

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR