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Home >> Ford >> 2021 >> Bronco Wildtrak, 4D Utility >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine - 2.3L ECOBOOST (199KW/270PS)) >> Removal And Installation >> Engine Front Cover >> Removal

Engine Front Cover: Removal

WARNING: This page is about a different variant/trim than selected.
NOTE: Do not loosen or remove the crankshaft pulley bolt without first installing the special tools as instructed in this procedure. The crankshaft pulley and the crankshaft timing sprocket are not keyed to the crankshaft. The crankshaft, the crankshaft sprocket and the pulley are fitted together by friction. For that reason, the crankshaft sprocket is also unfastened if the pulley bolt is loosened. Before any repair requiring loosening or removal of the crankshaft pulley bolt, the crankshaft and camshafts must be locked in place by the special service tools, otherwise severe engine damage can occur.
NOTE: During engine repair procedures, cleanliness is extremely important. All parts must be thoroughly cleaned and any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting .
  2. Release the fuel system pressure. Refer to: Fuel System Pressure Release .
  3. Remove the engine front undershield. Refer to: Engine Front Undershield .
  4. Remove the engine rear undershield. Refer to: Engine Rear Undershield .
  5. Loosen the coolant pump pulley bolts.
    GFD624047Courtesy of FORD MOTOR COMPANY
  6. Remove the following items:

    1. Remove the accessory drive belt. Refer to: Accessory Drive Belt .
    2. Remove the accessory drive belt tensioner. Refer to: Accessory Drive Belt Tensioner .
    3. Remove the high-pressure fuel pump drive unit. Refer to: High-Pressure Fuel Pump Drive Unit .

    • Disconnect the CKP sensor electrical connector.

    • Remove the bolts and the CKP sensor.

    GFD623993Courtesy of FORD MOTOR COMPANY
  8. Turn the crankshaft clockwise until the No. 1 piston is 45 degrees BTDC using the guide holes on the engine front cover and the crankshaft pulley.
    GFD623994Courtesy of FORD MOTOR COMPANY
  9. Remove the engine plug bolt.
    GFD623995Courtesy of FORD MOTOR COMPANY
  10. Install Special Service Tool: 303-507 Timing Peg, Crankshaft TDC.
    GFD623996Courtesy of FORD MOTOR COMPANY
  11. NOTE: The Crankshaft TDC Timing Peg will contact the crankshaft and prevent it from turning past TDC. However, the crankshaft can still be rotated in the counterclockwise direction. The crankshaft must remain at the TDC position during the crankshaft pulley removal and installation.
    NOTE: The engine front cover is removed from graphic for clarity.

    Rotate the crankshaft clockwise until the contacts the special tool. Use Special Service Tool: 303-507 Timing Peg, Crankshaft TDC.

    GFD623997Courtesy of FORD MOTOR COMPANY
  12. NOTE: The Camshaft Alignment Tool is for camshaft alignment only. Using this tool to prevent engine rotation can result in engine damage.
    NOTE: The camshaft timing slots are offset. If the Camshaft Alignment Tool cannot be installed, remove the TDC Timing Peg and rotate the crankshaft three-fourths of a revolution clockwise and repeat the previous 2 steps of this procedure.

    Install Special Service Tool: 303-1685 Alignment Tool, Camshaft.

    GFD624048Courtesy of FORD MOTOR COMPANY
  13. NOTE: The crankshaft must remain in the TDC position during removal of the pulley bolt or damage to the engine can occur. Therefore, the crankshaft pulley must be held in place with the Crank Damper Holding Tool and the bolt should be removed using an air impact wrench (1/2-in drive minimum).

    • Using the special tool, remove the bolt, washer and the crankshaft pulley. Use Special Service Tool: 303-1689 Holding Tool, Crank Damper.

    • NOTE: If necessary, retain the original crankshaft pulley bolt to use for the removal of the crankshaft front seal.

      Discard the bolt.

    GFD624001Courtesy of FORD MOTOR COMPANY
  14. Install the old crankshaft pulley bolt.
    GFD623986Courtesy of FORD MOTOR COMPANY
  15. NOTE: Use care not to damage the engine front cover or the crankshaft when removing the seal.

    Using the special tool, remove and discard the crankshaft front seal. Use Special Service Tool: 303-409 (T92C-6700-CH) Remover, Crankshaft Seal.

    GFD623987Courtesy of FORD MOTOR COMPANY
  16. Remove and discard the crankshaft pulley bolt.
    GFD623988Courtesy of FORD MOTOR COMPANY
  17. Remove the bolts and the coolant pump pulley.
    GFD624049Courtesy of FORD MOTOR COMPANY
  18. Remove the bolts and the CAC pipe support bracket.
    GFD624050Courtesy of FORD MOTOR COMPANY
  19. Detach wiring harness retainers from the engine front cover and stud bolts.
    GFD624051Courtesy of FORD MOTOR COMPANY
  20. Remove the fasteners and the engine front cover.
    GFD624052Courtesy of FORD MOTOR COMPANY
  21. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD624053Courtesy of FORD MOTOR COMPANY
  22. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation. Refer to: RTV Sealing Surface Cleaning and Preparation .
GFD624054Courtesy of FORD MOTOR COMPANY
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