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Home >> Subaru >> 2021 >> Crosstrek Hybrid >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Engine Cooling System (HEV) >> Engine Coolant >> Replacement >> Draining Of Engine Coolant >> Engine Side

Engine Side

CAUTION:
  • The engine coolant is pressurized when it is hot. Wait until engine coolant cools down before proceeding the work.
  • If the engine coolant splashes, completely remove and clean it.
  1. Remove the radiator cap.
    G13231192Courtesy of SUBARU OF AMERICA, INC.
  2. Remove the over flow hose.
    G13231193Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the under cover - front. Ref. to EXTERIOR/INTERIOR TRIM>FRONT UNDER COVER>REMOVAL .
  4. Connect the removed over flow hose (A) to the drain pipe of the radiator.
    NOTE: When the over flow hose is not used, use a hose with an inner diameter of 8.0 (0.315 in).
  5. Loosen the radiator drain plug to drain engine coolant.
    G13231194Courtesy of SUBARU OF AMERICA, INC.
  6. After draining the engine coolant, remove the radiator drain plug.
  7. Install the radiator drain plug with a new O-ring.
  8. Remove the over flow hose from the radiator drain pipe.
  9. Install the under cover - front. Ref. to EXTERIOR/INTERIOR TRIM>FRONT UNDER COVER>INSTALLATION .
  10. Install the over flow hose to the original position.
  11. Drain the coolant from reservoir tank.
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