Transfer Case Draining and Filling

2021 Ford Edge SE, 4WDSECTION Transfer Case Draining and Filling
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

For information on Ford Color Coded Illustrations refer to OEM Color Coding .

Materials 

Name Specification
Motorcraft ® MERCON ® LV Automatic Transmission Fluid XT-10-QLVC MERCON ® LVWSS-M2C938-A

Draining 

  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. Remove the transfer case drain plug.

    1. Remove the transfer case drain plug and drain the fluid.
    2. Clean the transfer case drain plug and the area around transfer case drain plug.
    3. Apply thread sealant to the transfer case drain plug threads and install the transfer case drain plug.

      Torque: 20 lb.ft (27 Nm)

GFD205283Courtesy of FORD MOTOR COMPANY

Filling 

  1. Remove the transfer case fill plug.

    1. Clean the transfer case fill plug and the area around the transfer case fill plug.
    2. Remove the transfer case fill plug.

    GFD205284Courtesy of FORD MOTOR COMPANY
  2. Fill the transfer case with 1.8L (3.8 pt) of clean fluid. The transfer case fluid must be within 10mm (0.393 in) below the fill plug hole.

    Material: Motorcraft ® MERCON ® LV Automatic Transmission Fluid / XT-10-QLVC (MERCON ® LV) (WSS-M2C938-A)

    GFD205285Courtesy of FORD MOTOR COMPANY
  3. Install the transfer case fill plug.

    1. Apply thread sealant to the transfer case fill plug threads.
    2. Install the transfer case fill plug.

      Torque: 20 lb.ft (27 Nm)

GFD205286Courtesy of FORD MOTOR COMPANY
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.