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Home >> Subaru >> 2020 >> Forester Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Window Glass & Mirrors >> Power Window Control Switch >> Inspection >> Sub-Switch >> Switch Power Window Sub Rear

Switch Power Window Sub Rear

  1. Measure the resistance between terminals of the switch power window sub rear.

    Preparation tool: 

    Circuit tester

    • Base grade, except for base grade (model without telematics)
      G12398776Courtesy of SUBARU OF AMERICA, INC.
      Terminal No. Inspection conditions Standard
      1 - 2
      5 - 4      		 OFF Less than 1 Ω
      2 - 3
      3 - 4
      1 - 3
      3 - 5      		 1 MΩ or more
      3 - 2
      5 - 4      		 Manual UP Less than 1 Ω
      1 - 2 1 MΩ or more
      1 - 2
      3 - 4      		 Manual DOWN Less than 1 Ω
      4 - 5 1 MΩ or more
    • Except for base grade (model with telematics)
      G12398775Courtesy of SUBARU OF AMERICA, INC.
      Terminal No. Inspection conditions Standard
      5 - 6 OFF Less than 1 Ω
      2 - 5
      2 - 6      		 1 MΩ or more
      2 - 6 Manual UP Less than 1 Ω
      5 - 6
      2 - 5      		 1 MΩ or more
      2 - 5 Manual DOWN Less than 1 Ω
      5 - 6
      2 - 6      		 1 MΩ or more
  2. Apply battery voltage between the switch power window sub rear terminals to check lighting condition of illumination inside the switch.
    CAUTION: When applying battery voltage, do not mix up the positive (+) side and the negative (-) side. Incorrect polarity connection may cause LED damage inside the switch.
    • Base grade, except for base grade (model without telematics)
      Terminal No. Inspection conditions Standard
      3 (+) - 1 (-)
      3 (+) - 5 (-)      		 Apply battery voltage. Light ON
    • Except for base grade (model with telematics)
      Terminal No. Inspection conditions Standard
      7 (+) - 2 (-) Apply battery voltage. Light ON
  3. Replace the switch power window sub rear if it is found defective from the inspection result.
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