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

Materials

Check

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

1. Remove the differential fluid fill plug.
   

1. Check and top-off the differential with clean differential gear lubricant. The differential gear lubricant level should be to the bottom of the fluid fill plug opening.
   Refer to: Specifications (205-02 Rear Drive Axle/Differential, Specifications).
   Material: Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant / XY-75W85-QL (WSS-M2C942-A)

1. Ensure the RDU gear lubricant level to the bottom of the filler hole (as shown).
   

1. Install the differential fluid fill plug.
   Torque: 25 lb.ft (34 Nm)