2002 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE

Control Valve Assembly

NOTE: Parts requiring replacement are described in the smallest unit of spare parts including damaged parts and spare parts damaged. In actual disassembly work, accidental damage as well as inevitable damage to some related parts must be taken into account, and spare parts for them must also be prepared. However, it is essential to pinpoint the cause of trouble, and limit the number of replacement parts as much as possible.
  1. Using ST, loosen lock nut.

    ST 926230000 SPANNER

    Fig 1: Using ST To Loosening Lock Nut
    G02863088Courtesy of SUBARU OF AMERICA, INC.
  2. Tighten adjusting screw until it no longer tightens.
    Fig 2: Tightening Adjusting Screw
    G02863089Courtesy of SUBARU OF AMERICA, INC.
  3. Remove two bolts securing valve assembly.
    Fig 3: Removing Two Securing Valve Assembly
    G02863090Courtesy of SUBARU OF AMERICA, INC.
  4. Carefully draw out input shaft and remove valve assembly.
    Fig 4: Removing Valve Assembly
    G02863091Courtesy of SUBARU OF AMERICA, INC.
  5. Slide dust cover out.
    Fig 5: Removing Slide Dust Cover
    G02863092Courtesy of SUBARU OF AMERICA, INC.
  6. Using a press remove pinion and valve assembly from valve housing.
    Fig 6: Using Press Remove Pinion & Valve Assembly From Valve Housing
    G02863093Courtesy of SUBARU OF AMERICA, INC.
  7. Using ST and press, remove dust seal, oil seal and special bearing from valve housing.

    ST 34099FA120 SEAL INSTALLER & REMOVER

    CAUTION:
    • Do not apply a force to end surface of valve housing. 
    • Do not reuse oil seal after removal. 
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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