FixVault

Differential Fluid Level Check

WARNING: This page is about a different car, the 2023 Lincoln Nautilus. 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® Disconnect Rear Drive Unit Fluid XY-75W-QL -

Check 

  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. Remove the RDU fluid filling plug.
    GFD617607Courtesy of FORD MOTOR COMPANY
  3. If empty, fill the rear axle with clean RDU fluid. If fluid level is low, fill to the bottom of the filler hole. Refer to: Specifications .

    Material: Motorcraft® Disconnect Rear Drive Unit Fluid / XY-75W-QL

    GFD617609Courtesy of FORD MOTOR COMPANY
  4. Install the RDU fluid filling plug.

    Torque: 21 lb.ft (29 Nm)

GFD617607Courtesy of FORD MOTOR COMPANY