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Home >> Subaru >> 2018 >> WRX STI >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System (STI) >> Engine Coolant >> Replacement >> Draining Of Engine Coolant

Draining Of Engine Coolant

  1. Lift up the vehicle.
  2. Remove the under cover. Ref. to EXTERIOR/INTERIOR TRIM>Front Under Cover>REMOVAL .
  3. Remove the drain plug to drain engine coolant into container.
    NOTE: Remove the coolant filler tank cap so that engine coolant will drain faster.
    G06345338
  4. Install the drain plug.
    NOTE: Use new O-rings.
  5. Install the under cover. Ref. to EXTERIOR/INTERIOR TRIM>Front Under Cover>INSTALLATION .