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Home >> Ford >> 2004 >> Excursion 5.4 L, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1171 (Engine - 6.0L (99P F450/550) Diesel -- F250-F550 Super Duty) >> Disassembly And Assembly Of Subassemblies >> Oil Cooler >> Disassembly

Oil Cooler: Disassembly

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil cooler. For additional information. Refer to appropriate OIL COOLER  in this service information. If the oil cooler is being removed as part of an engine disassembly, refer to ENGINE  in this service information.
    2. NOTE: Do not discard the oil cooler cover bolts. They are self-tapping bolts and will be used for assembly.
    Fig 1: Locating Bolts And Oil Filter Base
    G06143500Courtesy of FORD MOTOR CO.
  2. Remove the 8 bolts and the oil filter base.
    • Remove and discard the gaskets.
  3. Remove the 2 bolt and the EGR cooler supply cover.
    • Remove and discard the press-in-place gasket.
    • Drain any remaining oil from the oil cooler assembly.
    Fig 2: Locating Bolts And EGR Cooler Supply Cover
    G06143501Courtesy of FORD MOTOR CO.
  4. Remove the EGR coolant supplt port.
    Fig 3: Locating EGR Coolant Supply Port
    G06143502Courtesy of FORD MOTOR CO.
    5. NOTE: Do not discard the nuts from the oil cooler cover, they will be reused.
    Fig 4: Locating Oil Cooler-To-Oil Cooler Cover Nuts
    G06143503Courtesy of FORD MOTOR CO.
  5. Remove the 2 oil cooler-to-oil cooler cover nuts.
    6. NOTE: Do not discard the bolts from the oil cooler cover, they will be reused.
    Fig 5: Locating Oil Cooler-To-Oil Cooler Cover Bolts
    G06143504Courtesy of FORD MOTOR CO.
  6. Remove the 2 oil cooler-to-oil cooler cover bolts.
  7. Using 2 pieces of wood, position the oil cooler assembly so that the oil cooler is suspended between the wood.
    Fig 6: Identifying Pieces Of Wood
    G06143505Courtesy of FORD MOTOR CO.
    8. CAUTION: The oil cooler may be difficult to remove. Use care so that the oil cooler cover is not damaged and can be reused.
    Fig 7: Locating Oil Cooler And O-Ring Seals
    G06143506Courtesy of FORD MOTOR CO.
  8. Using the Front Axle Shaft Bearing Installer and Handle over the inlet and outlet port and tap with a hammer.
    • Alternate between the inlet and outlet port until the oil cooler is removed from the cover.
    • Discard the oil cooler and O-ring seals.
  9. Remove and discard the blue oil cooler cover gasket from the oil cooler cover.
    Fig 8: Locating Blue Oil Cooler Cover Gasket
    G06143507Courtesy of FORD MOTOR CO.
  10. Remove and discard the 3 O-rings from the oil cooler cover.
    Fig 9: Locating O-Rings
    G06143508Courtesy of FORD MOTOR CO.
    11. NOTE: Not all oil cooler covers will have a threaded insert, some will have a cast boss. If the oil cooler cover has a threaded insert, the O-ring needs to be removed.
    NOTE: Do not discard the threaded insert.
    Fig 10: Locating Oil Cooler Cover
    G06143509Courtesy of FORD MOTOR CO.
  11. If equipped with a threaded insert, remove the threaded insert from the oil cooler cover by pushing down on the insert from the top of the oil cooler cover.
  12. If equipped with a threaded insert, remove and discard the O-ring seal from the threaded insert.
    Fig 11: Locating O-Ring Seal
    G06143510Courtesy of FORD MOTOR CO.
  13. Inspect the oil cooler cover for damage at the oil filter base and EGR cooler coolant suppler cover.
    Fig 12: Locating Oil Filter Base And EGR Cooler Coolant Supply Cover
    G06143511Courtesy of FORD MOTOR CO.
  14. Inspect the oil cooler cover for the following:
    • sealing surfaces and threaded for damage.
    • O-ring seal bores of the oil cooler cover were not damaged during the oil cooler removal.
    • Clean the oil cooler cover and remove any scale deposits with a wire brush.
  15. Using compressed air make sure the drain hole on top of the oil cooler cover is clear of any debris.
    Fig 13: Locating Drain Hole On Top Of Oil Cooler Cover
    G06143512Courtesy of FORD MOTOR CO.
    16. NOTE: The vent hole is located on the left side, next to the passage, underneath the oil cooler cover.
    Fig 14: Locating Vent Hole
    G06143513Courtesy of FORD MOTOR CO.
  16. Using compressed air make sure the vent hole underneath the oil cooler cover is clear of any debris.
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