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Home >> Ford >> 2021 >> Explorer Limited Hybrid, RWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Cooling Systems >> Electric Powertrain Cooling - 3.3L DURATEC-V6 - Hybrid (BP) >> Removal And Installation >> Coolant Expansion Tank >> Removal

Coolant Expansion Tank: Removal

WARNING: Always allow the engine to cool before opening the cooling system. Do not unscrew the coolant pressure relief cap when the engine is operating or the cooling system is hot. The cooling system is under pressure; steam and hot liquid can come out forcefully when the cap is loosened slightly. Failure to follow these instructions may result in serious personal injury.
NOTE: Removal steps in this procedure may contain installation details.
  1. GFD513162Courtesy of FORD MOTOR COMPANY
    GFD125800Courtesy of FORD MOTOR COMPANY
    WARNING: When releasing the cooling system pressure, cover the coolant expansion tank cap with a thick cloth.

    Release the cooling system pressure by slowly turning the degas bottle cap between 2 and 3 turns and remove the degas bottle cap.

    GFD513162Courtesy of FORD MOTOR COMPANY
  2. Using general tools, clamp the lower expansion tank hose and syphon the engine coolant from the expansion tank. Use the General Equipment: Fluid Suction Gun, Use the General Equipment: Locking Pliers
    GFD513163Courtesy of FORD MOTOR COMPANY
  3. Release the clamps and disconnect the coolant hoses. Use the General Equipment: Hose Clamp Remover/Installer
    GFD513164Courtesy of FORD MOTOR COMPANY
  4. Remove the bolts and the degas bottle.

    Torque: 44 lb.in (5 Nm)

GFD513165Courtesy of FORD MOTOR COMPANY