POWER WINDOW CONTROL SYSTEM (for Models with Jam Protection Function on Driver Door Window Only) Remote Up / Down Function does not Operate

DESCRIPTION

When the ignition switch is ON and window lock switch is off, the multiplex network master switch sends remote up/down signals to each power window regulator motor.

WIRING DIAGRAM

A0156M3E06

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (WINDOW LOCK SWITCH)


    1. Turn the window lock switch off and operate the switches on the multiplex network master switch. Check that the remote up/down function operates Click here.

      OK
      Remote up/down function operates.

    NG

    CHECK MANUAL UP / DOWN FUNCTION Click here

    OK

    END

  2. CHECK MANUAL UP / DOWN FUNCTION


    1. Check that the front passenger side power window and rear power window manual up/down function operates normally.

      OK
      Manual up/down function operates normally.

    NG

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK MASTER SWITCH - POWER WINDOW REGULATOR SWITCH)


    • *1: for LHD

    • *2: for RHD


    1. Disconnect the I31*1 or I26*2 multiplex network master switch assembly connector.

    2. Disconnect the I28*1 or I30*2 power window regulator switch assembly connector.

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition
      I31-16 (U) - I28-5 (SU) Always Below 1 Ω
      I31-15 (D) - I28-2 (SD) Always Below 1 Ω
      I31-16 (U) or I28-5 (SU) - Body ground Always 10 kΩ or higher
      I31-15 (D) or I28-2 (SD) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition
      I26-12 (U) - I30-5 (SU) Always Below 1 Ω
      I26-13 (D) - I30-2 (SD) Always Below 1 Ω
      I26-12 (U) or I30-5 (SU) - Body ground Always 10 kΩ or higher
      I26-13 (D) or I30-2 (SD) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK MASTER SWITCH - REAR POWER WINDOW REGULATOR SWITCH LH)


    1. Disconnect the I31*1 or I26*2 multiplex network master switch assembly connector.


      • *1: for LHD

      • *2: for RHD

    2. Disconnect the J23 rear power window regulator switch assembly LH connector.

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition
      I31-12 (U) - J23-5 (SU) Always Below 1 Ω
      I31-13 (D) - J23-2 (SD) Always Below 1 Ω
      I31-12 (U) or J23-5 (SU) - Body ground Always 10 kΩ or higher
      I31-13 (D) or J23-2 (SD) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition
      I26-18 (U) - J23-5 (SU) Always Below 1 Ω
      I26-10 (D) - J23-2 (SD) Always Below 1 Ω
      I26-18 (U) or J23-5 (SU) - Body ground Always 10 kΩ or higher
      I26-10 (D) or J23-2 (SD) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK MASTER SWITCH - REAR POWER WINDOW REGULATOR SWITCH RH)


    1. Disconnect the I31*1 or I26*2 multiplex network master switch assembly connector.


      • *1: for LHD

      • *2: for RHD

    2. Disconnect the J21 rear power window regulator switch assembly RH connector.

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition
      I31-10 (U) - J21-5 (SU) Always Below 1 Ω
      I31-18 (D) - J21-2 (SD) Always Below 1 Ω
      I31-10 (U) or J21-5 (SU) - Body ground Always 10 kΩ or higher
      I31-18 (D) or J21-2 (SD) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition
      I26-16 (U) - J21-5 (SU) Always Below 1 Ω
      I26-15 (D) - J21-2 (SD) Always Below 1 Ω
      I26-16 (U) or J21-5 (SU) - Body ground Always 10 kΩ or higher
      I26-15 (D) or J21-2 (SD) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here