2019 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Power Window Sub-Switch

  • Passenger's seat
    G12400502Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Contents Measuring condition Standard
    (D17) No. 1 Power window switch AUTO - -
    (D17) No. 2 ↔ Chassis ground Power window switch GND Always Less than 1 Ξ©
    (D17) No. 3 - - -
    (D17) No. 4 - - -
    (D17) No. 5 Power window switch DOWN - -
    (D17) No. 6 Power window switch UP - -
    (D17) No. 7 Power window switch LED - -
    (D17) No. 8 - - -
  • Rear seat (other than base grade)
    G13203598Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Contents Measuring condition Standard
    (D17) No. 1 - - -
    (D17) No. 2 ↔ Chassis ground Power window switch GND Always Less than 1 Ξ©
    (D17) No. 3 - - -
    (D17) No. 4 - - -
    (D17) No. 5 Power window switch DOWN - -
    (D17) No. 6 Power window switch UP - -
    (D17) No. 7 Power window switch LED - -
    (D17) No. 8 - - -
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:

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

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