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Power Window Master Switch: Inspection

  1. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
    1. Check that the LED illuminates
      1. Apply battery voltage to the power window regulator master switch and check that the LED illuminates.

      OK 

      BATTERY VOLTAGE SPECIFICATION

      Measurement Condition Specified Condition
      Battery positive (+) → 18 (LED)
      Battery negative (-) → 12 (GND)      		 LED illuminates
      Fig 1: Identifying Power Window Regulator Master Switch Connector With LED
      G04952142Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If the result is not as specified, replace the power window regulator master switch assembly

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