2010 Toyota Matrix Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Power Windows Do Not Operate At All: Procedure

  1. CHECK HARNESS AND CONNECTOR (POWER WINDOW POWER SOURCE) 
    1. Disconnect the power window master switch connector.
      Fig 1: Identifying I3 Power Window Master Switch Connector
      GTY170846Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the voltage according to the value(s) table below.

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      I3-6 (B) - Body ground Ignition switch ON 11 to 14 V

    NG → See step   4 

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (POWER WINDOW MASTER SWITCH - BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 2: Identifying I3 Power Window Master Switch Connector Terminal
      GTY200188Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      I3-1 (E)- Body ground Always Below 1 Ω

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   3 

  3. REPLACE POWER WINDOW MASTER SWITCH. Refer to  REMOVAL 
  4. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - BODY GROUND) 
    1. Disconnect the instrument panel junction block connector.
      Fig 3: Identifying 2E Instrument Panel Junction Block Connector Terminal
      GTY200286Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      2E-17 (PWS) - Body ground Always Below 1 Ω

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → REPLACE MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK) 

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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