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Home >> Mercury >> 2004 >> Marauder >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Electronic Engine Control System >> Removal And Installation >> Powertrain Control Module (PCM) >> Removal & Installation
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Removal & Installation

  1. Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .
  2. Loosen the bolt and remove the powertrain control module (PCM) electrical connector.
    Fig 1: Removing Powertrain Control Module (PCM) Electrical Connectors
    G02757458Courtesy of FORD MOTOR CO.
  3. Remove the PCM cover nuts.
    Fig 2: Removing PCM Cover Nuts
    G02757459Courtesy of FORD MOTOR CO.
  4. Remove the PCM cover.
    Fig 3: Removing PCM Cover
    G02757460Courtesy of FORD MOTOR CO.
  5. Remove the under dash sight cover.
    Fig 4: Removing Under Dash Sight Cover
    G02757461Courtesy of FORD MOTOR CO.
  6. Remove the PCM.
    Fig 5: Removing PCM
    G02757462Courtesy of FORD MOTOR CO.
  7. To install, reverse the removal procedure.
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