Lincoln Aviator 2020-2026 Service Manual / Chassis / Driveline / Rear Drive Axle/Differential / General Procedures - Differential Draining and Filling

Lincoln Aviator: Rear Drive Axle/Differential / General Procedures - Differential Draining and Filling

Materials

Name	Specification
Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant XY-75W85-QL	WSS-M2C942-A

Draining

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

Remove the RDU fluid fill plug.

Remove the RDU fluid drain plug and allow the RDU fluid to drain.

Filling

Install the RDU fluid drain plug.
Torque: 25 lb.ft (34 Nm)

Fill the RDU with clean RDU gear lubricant.
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)

Ensure the RDU gear lubricant level to the bottom of the fluid fill plug opening.

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

Diagnosis and Testing - Rear Drive Axle and Differential

Preliminary Inspection Visually inspect the housing, seals, drive pinion stem for obvious signs of mechanical damage. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step If the cause is not visually evident, verify the symptom and REFER to Symptom Chart: NVH...

General Procedures - Differential Fluid Level Check

Materials Name Specification Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear LubricantXY-75W85-QL WSS-M2C942-A Check With the vehicle in NEUTRAL, position it on a hoist...

Other information:

Lincoln Aviator 2020-2026 Service Manual: Description and Operation - Supplemental Climate Control - System Operation and Component Description

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Lincoln Aviator 2020-2026 Owners Manual: Using Voice Recognition

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Child Seats

Lincoln Aviator. Child Seats

Use a child restraint (sometimes called an infant carrier, convertible seat, or toddler seat) for infants, toddlers and children weighing 40 lb (18 kg) or less (generally four-years-old or younger).

Using Lap and Shoulder Belts

WARNING: Do not place a rearward facing child restraint in front of an active airbag. Failure to follow this instruction could result in personal injury or death.