2020 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE

Control Valve Body: Removal

NOTE: The control valve body is a non-disassembly part.
  1. Disconnect the ground terminal from battery sensor. Refer to REPAIR CONTENTS>NOTE>BATTERY .
  2. Remove the clip from the air intake boot, and loosen the clamp.
    G13223823Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the air intake boot, and place it aside so that it does not interfere with the work.
    CAUTION: Be careful not to pull out the PC V hose.
    G13223824Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the TCM. Refer to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>TRANSMISSION CONTROL MODULE (TCM)>REMOVAL .
  5. Disconnect the transmission harness connector.
    G11255510Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the ground cord and the air breather hose stay.
    G13225733Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the clip and remove the ground terminal.
    G11255661Courtesy of SUBARU OF AMERICA, INC.
  8. Clean the valve cover vicinity.
    CAUTION: Make sure that foreign matter does not get into the throttle body and connector terminals.
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:

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

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