Transfer Case Draining & Filling

WARNING: This page is about a different car, the 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, 2003 Ford Excursion, and 2003 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

Position a suitable container under the transfer case.
Remove the drain plug and drain the transfer case.

Fig 1: Removing Transfer Case Drain Plug
Courtesy of FORD MOTOR CO.

CAUTION: If the correct fill procedures are not followed, a transfer case failure can result.

NOTE: Fluid level must be just below the fill Plug.

Fig 2: Identifying Transfer Case Fill Plug

Courtesy of FORD MOTOR CO.

Remove the fill plug from the rear of the transfer case and check the fluid level.
- If the fluid is below the level, fill with Motorcraft MERCON(R) Multi-Purpose Automatic Transmission Fluid XT-2-QDX or MERCON(R) equivalent.

CAUTION: Do not use air tools.

Fig 3: Tightening Drain & Fill Plugs

Courtesy of FORD MOTOR CO.

Tighten the drain and fill plugs.