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Home › Subaru › 2021 › WRX STI › Repair and Diagnosis › Engine Performance › Engine Control Systems › Fuel Injection System (2.5L) › Oil Flow Control Solenoid Valve › Removal › Exhaust Side

Exhaust Side

  1. Disconnect the ground cable from battery.
  2. Lift up the vehicle.
  3. Remove the under cover. Refer to EXTERIOR/INTERIOR TRIM>FRONT UNDER COVER>REMOVAL .
  4. Remove the front exhaust pipe. (Right side only.) Refer to EXHAUST(STI)>FRONT EXHAUST PIPE>REMOVAL .
  5. Remove the engine harness cover. (Right side only.)
    G06344564Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the clip holding the engine harness. (Left side only)
    G10264720Courtesy of SUBARU OF AMERICA, INC.
  7. Disconnect the ground cable (A). (Left side only)
  8. Disconnect the connector (B) from the oil flow control solenoid valve, and remove the oil flow control solenoid valve from the cylinder head.
    G08538799Courtesy of SUBARU OF AMERICA, INC.
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