Transfer Case Draining And Filling

Fig 1: Identifying Special Tool

G01565365

Courtesy of FORD MOTOR CO.

Fig 2: Identifying Material Specifications

G01565366

Courtesy of FORD MOTOR CO.

Remove the drain plug and drain the fluid. Clean the drain plug and the drain plug area. Apply pipe sealant to the drain plug threads, then install the drain plug.

Fig 3: Removing Drain Plug
Courtesy of FORD MOTOR CO.
Clean the area around the fill plug. Remove the fill plug.

Fig 4: Removing Fill Plug
Courtesy of FORD MOTOR CO.

CAUTION: Incorrect fluid fill can result in transfer case failure.

Using the special tool, fill the transfer case to specification.
- The fluid must be just below the fill plug hole. Fill the case until the fluid slowly flows over the fill plug threads. Clean the fluid from the fill plug area.
  
  Fig 5: Filling Transfer Case With Fluid
  Courtesy of FORD MOTOR CO.
Apply pipe sealant to the fill plug threads, then install the fill plug.

Fig 6: Installing Fill Plug
Courtesy of FORD MOTOR CO.