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Home >> Ford >> 2004 >> Excursion 5.4 L, 4WD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Electronic Engine Controls - Gasoline Engine -- Excursion & F250-F550 Super Duty >> Removal And Installation >> Powertrain Control Module (PCM) >> Removal and Installation
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Removal and Installation

  1. Disconnect the battery ground cable. Refer to BATTERY, MOUNTING AND CABLES .
  2. Loosen the bolt and disconnect the powertrain control module (PCM) electrical connector.
    Fig 1: Disconnecting Powertrain Control Module (PCM) Electrical Connector
    G02773422Courtesy of FORD MOTOR CO.
  3. Release the two harness retainers from the PCM bracket.
    Fig 2: Releasing Two Harness Retainers From PCM Bracket
    G02773423Courtesy of FORD MOTOR CO.
  4. Remove the screws and remove the PCM and bracket assembly.
    Fig 3: Removing PCM And Bracket Assembly
    G02773424Courtesy of FORD MOTOR CO.
  5. Separate the PCM from the bracket.
    Fig 4: Separating PCM From Bracket
    G02773425Courtesy of FORD MOTOR CO.
  6. To install, reverse the removal procedure.
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