POWER WINDOW CONTROL SYSTEM Power Windows do not Operate Using All Window Switch

DESCRIPTION

The power windows operate by using the power window regulator master switch assembly, power window regulator switch assembly or rear power window regulator switch assembly (for LH door or RH door).

The power window regulator master switch assembly, power window regulator switch assembly and rear power window regulator switch assemblies (for LH door or RH door) connect the same power supply and ground lines.

WIRING DIAGRAM

Refer to System Diagram Click here.

INSPECTION PROCEDURE

Note


  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly Click here.

  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - BATTERY AND BODY GROUND)

    A01I0GXE50
    Text in Illustration
    *a

    Front view of wire harness connector

    (to Power Window Regulator Master Switch Assembly)

    1. Disconnect the K11 power window regulator master switch assembly connector.

    2. Measure the voltage and resistance according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      K11-3 (B) - Body ground Always 11 to 14 V
      K11-13 (PWS) - Body ground Ignition switch ON 11 to 14 V
      Standard Resistance
      Tester Connection Condition Specified Condition
      K11-1 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY


    1. Replace the power window regulator master switch assembly Click here.


    NEXT

  3. CHECK POWER WINDOW CONTROL SYSTEM


    1. Check the operation of the power windows by using the power window regulator master switch assembly, power window regulator switch assembly and rear power window regulator switch assemblies (for LH door or RH door) Click here.

      OK
      All power windows operate normally.

    NG

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here

    OK

    END (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY WAS DEFECTIVE)

  4. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)


    1. Replace the main body ECU (multiplex network body ECU) Click here.


    NEXT

  5. CHECK POWER WINDOW CONTROL SYSTEM


    1. Check the operation of the power windows by using the power window regulator master switch assembly, power window regulator switch assembly and rear power window regulator switch assemblies (for LH door or RH door) Click here.

      OK
      All power windows operate normally.

    NG

    REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Click here

    OK

    END (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) WAS DEFECTIVE)