300M, Concorde, Intrepid, LHS, 1998-2004

Fuel Injectors

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Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Relieve the fuel system pressure.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Intake manifold plenum and cover opening with a clean cloth
     

  6.  
  7. Place a shop rag under the fuel rail-s quick-connect fitting; then, squeeze the quick-connect fitting-s retainer tabs together and pull the fitting assembly off of the fuel tube nipple.

    Fuel injector electrical connectors
     
    Fuel rail-to-engine bolts and fuel rail
     
    Fuel injector-to-fuel rail retainer clips
     
    Fuel injectors
     

  8.  

To install:

  1. Lubricate the injector O-rings with clean engine oil.
  2.  
  3. Install or connect the following:

    Fuel injector and secure with retaining clips
     
    Fuel rail onto cylinder head and press rail into place. Make sure that the injectors are fully seated.
     
    Fuel rail-to-cylinder head bolts and torque bolts to 100 inch lbs. (11 Nm) for 2.7L engines, or to 21 ft. lbs. (28 Nm) for 3.5L engine.
     
    Intake plenum
     

  4.  
  5. Lubricate the quick-connect fitting-s O-rings with clean engine oil; then, push the connector together until the retainer seats and a click is heard.
  6.  
  7. Connect the negative battery cable.
  8.  

 
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