2003 Toyota Matrix Base, FWD, StandardFACTORY OEM SERVICE PROCEDURE

Power Window Control System: Inspection

  1. POWER WINDOW SYSTEM CIRCUIT 
    Fig 1: Identifying Power Window Inner Circuits & Terminals
    G02866832Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSY 
    Fig 2: Identifying Power Window Regulator Master Switch Terminals
    G02866833Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Inspect the master switch continuity.

      [Driver's switch (Window unlock & lock)] 

      Standard: 

      Fig 3: Master Switch [Driver's Switch (Window Unlock & Lock)] Continuity Chart
      G02866834Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Front passenger's switch (Window unlock)] Standard: 

      Fig 4: Master Switch [Front Passenger'S Switch (Window Unlock)] Continuity Chart
      G02866835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Front passenger's switch (Window lock)] Standard: 

      Fig 5: Master Switch [Front Passenger'S Switch (Window Lock)] Continuity Chart
      G02866836Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Rear left switch (Window unlock)] Standard: 

      Fig 6: Master Switch [Rear Left Switch (Window Unlock)] Continuity Chart
      G02866837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Rear left switch (Window lock)] Standard: 

      Fig 7: Master Switch [Rear Left Switch (Window Lock)] Continuity Chart
      G02866838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Rear right switch (Window unlock)] Standard: 

      Fig 8: Master Switch [Rear Right Switch (Window Unlock)] Continuity Chart
      G02866839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      [Rear right switch (Window lock)] Standard: 

      Fig 9: Master Switch [Rear Right Switch (Window Lock)] Continuity Chart
      G02866840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If the result is not as specified, replace the master switch.

    2. Inspect the master switch illumination.
    3. Fig 10: Inspecting Master Switch Illumination
      G02866842Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Standard: 

    Fig 11: Master Switch Illumination Specified Condition Chart
    G02866841Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    If the result is not as specified, replace the master switch.

  3. INSPECT POWER WINDOW REGULATOR SWITCH ASSY 
    1. Inspect the front passenger's regulator switch continuity.
      Fig 12: Identifying Front Passenger'S Regulator Switch Terminals
      G02866844Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard: 

      Fig 13: Front Passenger'S Regulator Switch Terminals Continuity Chart
      G02866843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If the result is not as specified, replace the regulator switch.

  4. INSPECT POWER WINDOW REGULATOR SWITCH ASSY REAR 
    1. Inspect the rear regulator switch continuity.
    2. Fig 14: Identifying Rear Regulator Switch Terminals
      G02866846Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Standard: 

    Fig 15: Rear Regulator Switch Terminals Continuity Chart
    G02866845Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    If the result is not as specified, replace the regulator switch.

  5. INSPECT POWER WINDOW REGULATOR MOTOR 
    1. Inspect the regulator motor operation.
      Fig 16: Inspecting Regulator Motor Operation
      G02866848Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Factory Service Tools

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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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