2020 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Control Valve Body: Inspection

  • Check each part for damage or dust.
  • Check oil strainer for clogging.
  • Measure the resistance of each solenoid.
NOTE: Measurement should be performed at a temperature of 20Β°C (68Β°F).
G13200060Courtesy of SUBARU OF AMERICA, INC.
Solenoid Terminal No. Standard (Ξ©)
Line pressure solenoid No. 1 - Control valve body Approx. 5.3 Ξ©
Lock-up duty solenoid No. 2 - Control valve body Approx. 12 Ξ©
F & R solenoid No. 3 - Control valve body Approx. 5.3 Ξ©
Secondary solenoid No. 4 - Control valve body Approx. 5.3 Ξ©
Oil pump ON/OFF solenoid No. 5 - Control valve body Approx.16 Ξ©
Primary DOWN solenoid No. 6 - Control valve body Approx. 12 Ξ©
Primary UP solenoid No. 7 - Control valve body Approx. 12 Ξ©
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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