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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Engine Mechanical - 5.4L (4V)) >> In-Vehicle Servicing >> Valve Cover - LH >> Removal

Valve Cover - LH: Removal

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
  1. Release the fuel system pressure. For additional information, refer to FUEL SYSTEM - GENERAL INFORMATION .
  2. Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .
  3. Remove the 4 nuts and the strut tower cross brace.
    4. Fig 1: Locating Strut Tower Cross Brace & Nuts
    GF0000372Courtesy of FORD MOTOR CO.
  4. Remove the power brake booster. For additional information, refer to POWER BRAKE ACTUATION .
  5. Remove the Air Cleaner (ACL) assembly and ACL outlet pipe. For additional information, refer to INTAKE AIR DISTRIBUTION AND FILTERING .
  6. Remove the LH ignition coils. For additional information, refer to ENGINE IGNITION - 5.4L (4V) .
  7. Disconnect the Throttle Position (TP) sensor electrical connector.
  8. Disconnect the electronic throttle control electrical connector.
  9. Disconnect the brake booster vacuum hose from the Throttle Body (TB) spacer.
  10. Disconnect the Evaporative Emission (EVAP) hose from the TB spacer.
  11. Remove the 4 bolts and the TB and spacer assembly.
    • Discard the gasket.
  12. Disconnect the 4 LH fuel injector electrical connectors.
  13. Disconnect the fuel supply tube. For additional information, refer to FUEL SYSTEM - GENERAL INFORMATION .
  14. Remove the nut and the LH radio interference capacitor.
  15. Disconnect the Camshaft Position (CMP) sensor electrical connector.
  16. Remove the 2 power steering reservoir bracket bolts and position the reservoir aside.
  17. Detach the 3 wiring harness retainers from the LH valve cover studs.
  18. Remove the bolt and position the oil level indicator tube aside.
  19. Remove the 8 bolts, 2 stud bolts and LH valve cover.
    • Remove and discard the gaskets.
      • NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths. Use a plastic scraping tool to remove all traces of old sealant.
    • Clean the mating surfaces with silicone gasket remover and metal surface prep. Follow the directions on the packaging.
    • Inspect the mating surfaces.
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