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Home >> Subaru >> 2022 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Engine Coolant >> Replacement >> Draining Of Engine Coolant

Draining Of Engine Coolant

CAUTION:
  • The engine coolant is pressurized when it is hot. Wait until engine coolant cools down before proceeding the work.
  • If the engine coolant is spilt over the engine, exhaust pipe or the under cover, completely wipe it off to avoid emission of smoke or causing a fire.
  1. Remove the radiator cap.
    G16524281Courtesy of SUBARU OF AMERICA, INC.
  2. Remove the clips which secure the mud guard front RH and mud guard front LH.
    G16524282Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the cover bumper LWR.
    G16524283Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the bracket center front LWR.
    G16524284Courtesy of SUBARU OF AMERICA, INC.
  5. Connect hose (A) to the drain pipe of the radiator.
    NOTE: Use a hose with an inner diameter of 8.0 mm (0.315 in).
  6. Loosen the radiator drain plug to drain engine coolant.
    G16524285Courtesy of SUBARU OF AMERICA, INC.
  7. After draining the engine coolant, remove the radiator drain plug.
  8. Check that the O-ring on the radiator drain plug has no deformation, cracks, or other damage.
    CAUTION: If the O-ring is faulty, replace it with a new O-ring.
  9. Install the radiator drain plug.
  10. Remove the hose.
  11. Install the bracket center front LWR.

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

    G16524284Courtesy of SUBARU OF AMERICA, INC.
  12. Install the cover bumper LWR.

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

    G16524283Courtesy of SUBARU OF AMERICA, INC.
  13. Secure the mud guard front RH and mud guard front LH with the clips.
    G16524282Courtesy of SUBARU OF AMERICA, INC.
  14. Drain the coolant from reservoir tank. Ref. to COOLING (H4DO)>RESERVOIR TANK .