Lincoln Corsair Manuals

Lincoln Corsair: Rear Drive Axle/Differential / 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.

  1. Remove the rear halfshafts.
    Refer to: Rear Halfshaft (205-05 Rear Drive Halfshafts, Removal and Installation).
  1. Remove the fuel tank.
    Refer to: Fuel Tank (310-01A Fuel Tank and Lines - 2.0L EcoBoost (177kW/240PS) – MI4, Removal and Installation).
    Refer to: Fuel Tank (310-01B Fuel Tank and Lines - 2.3L EcoBoost (199kW/270PS), Removal and Installation).
  1. Disconnect the RDU actuator motor electrical connector and detach wiring harness retainer.
  1. Disconnect the RDU speed sensor electrical connector and detach wiring harness retainer.
    1. Remove the rear differential vent hose from RDU and position aside.
    1. Remove the bolt and position the ground cable aside.
      Torque: 106 lb.in (12 Nm)
  1. Position a transmission jack and wooden block to secure the RDU .
    Use the General Equipment: Transmission Jack
    Use the General Equipment: Wooden Block
  1. Remove the front RDU mounting bolts, nut and the protection shield.
    Use the General Equipment: Transmission Jack
    Use the General Equipment: Wooden Block
    Torque: 76 lb.ft (103 Nm)
  1. Remove the rear RDU mounting bolts.
    Torque: 76 lb.ft (103 Nm)
  1. Lower the transmission jack and remove the rear axle assembly.
    Use the General Equipment: Transmission Jack

Installation

  1. To install, reverse the removal procedure.
  1. Check the differential fluid level.
    Refer to: Differential Fluid Level Check (205-02 Rear Drive Axle/Differential, General Procedures).
  1. NOTICE: If replacing the axle assembly, the AWD control module will need to be reconfigured with the new RDU bar code information. If the new bar code information does not match the existing AWD control module information, driveline damage or driveability concerns can occur.

    NOTE: Using the diagnostic scan tool, carry out the rear drive unit calibration routine.

    NOTE: The 16/17 -digit alpha numeric bar code is located on the label attached to the RDU . Using the scan tool, configure RDU bar code to AWD module through the OBD port.

    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)...

    Removal and Installation - Drive Pinion Flange

    Special Tool(s) / General Equipment 205-126 (T78P-4851-A) Holding Fixture, Drive Pinion Flange 205-233 (T85T-4851-AH) Installer, Drive Pinion FlangeTKIT-1985-FH-1  303-249Remover, Crankshaft Timing Pulley Flat-Bladed Screwdriver Materials Name Specification Motorcraft® Premium Long-Life GreaseXG-1-E1 ESA-M1C75-B  Removal Remov..

    Other information:

    Lincoln Corsair 2020-2025 Owners Manual: Essential Towing Checks


    Follow these guidelines for safe towing: Do not tow a trailer until you drive your vehicle at least 1,000 mi (1,600 km). Consult your local motor vehicle laws for towing a trailer. See the instructions included with towing accessories for the proper installation and adjustment specifications. Service your vehicle more frequently if you tow a trailer. See your scheduled maintenance..

    Lincoln Corsair 2020-2025 Service Manual: General Procedures - Piston Protrusion Check


    Special Tool(s) / General Equipment Dial Indicator Check Verify that the cylinder block deck surface and the pistons are clean. The piston protrusion is measured in-line front and rear avoiding raised or etched marking. NOTE: Use a commercially available deck bridge such as the Proform® 66797 Magnetic Deck Bridge or equivalent. ..

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