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Home >> Subaru >> 2018 >> WRX STI >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Intake System (Induction) And Turbocharger (STI) >> Intercooler >> Removal

Engine Intake System (Induction) And Turbocharger (STI): Intercooler: Removal

  1. Disconnect the ground cable from battery.
  2. Unlock the leak diagnosis connector, and disconnect the PCV hoses (A) and (B) from the PCV pipe assembly.
    G11571885
  3. Disconnect the connector (A) from the PCV pipe assembly.
  4. Unlock the leak diagnosis connector, and disconnect the PCV hose (B) from the PCV pipe assembly.
    G11571870
  5. Loosen the clamp (A) holding the intake duct to the turbocharger.
  6. Loosen the clamp (B) holding the air duct hose to the intercooler.
  7. Remove the bolts (C) securing the air by-pass valve to the intercooler, and disconnect the air by-pass valve.
    G11571871
  8. Remove the bolts which secure the intercooler to the intercooler stay RH No. 1.
    G10265139
  9. Remove the brake booster vacuum hose from the intercooler clip (A), and remove the bolts which secure the intercooler to the intercooler stay LH.
    G10265140
  10. Remove the intercooler stay LH.
    G10265141
  11. Remove the intercooler.
  12. Remove the air duct hose from the throttle body.
    G08539078
  13. Remove clip (A) holding the engine harness to the intercooler stay RH No. 1, and remove the intercooler stay RH No. 1.
    G10265143
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