Lincoln Corsair: Rear Drive Axle/Differential / General Procedures - Differential Fluid Level Check

Lincoln Corsair 2020-2026 Service Manual / Chassis / Driveline / Rear Drive Axle/Differential / General Procedures - Differential Fluid Level Check

Check

With the vehicle in NEUTRAL, position it on a hoist.
Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation).

Remove and discard the RDU fluid fill plug.

If fluid level is low, check and top off the RDU with clean RDU fluid. The RDU fluid level should be within 2mm (0.079 in.) from the fluid level fill plug opening.

If empty, fill the RDU with clean RDU fluid.
Refer to: Specifications (205-02 Rear Drive Axle/Differential, Specifications).

NOTE: Make sure that a new component is installed.
Install the RDU fluid fill plug.
Torque: 21 lb.ft (29 Nm)

General Procedures - Differential Draining and Filling

Draining With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation)...

Removal and Installation - Axle Assembly

Special Tool(s) / General Equipment Transmission Jack Wooden Block Removal NOTE: Removal steps in this procedure may contain installation instructions...

Other information:

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Second Stage: Checking Tire Pressure

WARNING: If the tire does not inflate to the recommended tire pressure within 15 minutes, stop and call roadside assistance.

WARNING: The power plug may get hot after use and should be handled carefully when unplugging.

Check the air pressure of your tires as follows:

Lincoln Corsair. Second Stage: Checking Tire Pressure