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Home >> Subaru >> 2010 >> Impreza WRX STi >> Repair and Diagnosis >> Body & Frame >> Windows >> Glass/Windows/Mirrors (STI) >> Power Window Control Switch >> Inspection >> Main Switch

Main Switch

  1. Remove the main switch. Ref. to MAIN SWITCH , REMOVAL, Power Window Control Switch.
  2. Measure the switch resistance.
    Fig 1: Identifying Main Switch Connector Terminals
    G05663588Courtesy of SUBARU OF AMERICA, INC.
    SWITCH POSITION CHART - POWER WINDOW MAIN SWITCH

      Switch position Terminal No. Standard
    Driver's side UP 14 and 16
    13 and 19
    Less than 1 Ω
    OFF 14 and 13
    14 and 16
    1 MΩ, or more
    17 and 18 Less than 1 Ω
    DOWN 14 and 13
    16 and 19
    Less than 1 Ω
    AUTO
    DOWN
    14 and 13
    16 and 19
    Less than 1 Ω
    Passenger's side UP 14 and 8
    12 and 19
    Less than 1 Ω
    OFF 14 and 12
    14 and 8
    1 MΩ or more
    8 and 12
    8 and 19
    12 and 19
    Less than 1 Ω
    DOWN 14 and 12
    8 and 19
    Less than 1 Ω
    Rear LH UP 14 and 7
    5 and 19
    Less than 1 Ω
    OFF 14 and 7
    14 and 5
    1 MΩ or more
    19 and 7
    19 and 5
    7 and 5
    Less than 1 Ω
    DOWN 14 and 5
    7 and 19
    Less than 1 Ω
    Rear RH UP 14 and 1
    3 and 19
    Less than 1 Ω
    OFF 14 and 1
    14 and 3
    1 MΩ or more
    19 and 3
    19 and 1
    3 and 1
    Less than 1 Ω
    DOWN 14 and 3
    1 and 19
    Less than 1 Ω