Mazda Tribute 2001-06

Fuel Injectors

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Removal & Installation



2.0L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Release the fuel system pressure.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Fuel injection supply manifold
     
    Retaining clips and gently twist the fuel injector out of the manifold
     

  6.  
  7. Check the O-rings and replace if damaged.
  8.  


    Click image to see an enlarged view

    Fig. Remove the fuel injectors from the fuel supply manifold-2.0L engine


To install:

  1. Install or connect the following:

    Fuel injector(s) using new O-rings lubricated with clean engine oil
     
    Fuel injector into the supply manifold
     
    Retaining clips when the fuel injectors are seated properly
     
    Fuel injection supply manifold
     
    Negative battery cable
     

  2.  
  3. Start the vehicle and check for leaks, repair if necessary.
  4.  

2.3L Engine

WARNING
Do not smoke or carry lighted tobacco or open flame of any type when working on or near fuel-related components. Highly flammable vapors are always present and can ignite. Failure to follow these instructions can result in personal injury.


WARNING
This procedure involves fuel handling. Be prepared for fuel spillage at all times and always observe fuel handling precautions. Failure to follow these instructions can result in personal injury.



Click image to see an enlarged view

Fig. Fuel rail and injectors-2.3L engine

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Disconnect the battery ground cable.
  4.  
  5. Release the fuel pressure.
  6.  
  7. Disconnect the fuel injector electrical connectors.
  8.  
  9. Disconnect the fuel pressure regulator electrical connector and the vacuum hose.
  10.  
  11. Disconnect the fuel injector harness retaining clips from the fuel injection supply manifold.
  12.  
  13. Disconnect the fuel tube.
  14.  
  15. Remove the bolts and the fuel injection supply manifold.
  16.  


NOTE
Remove and discard the fuel injector O-rings.

  1. If necessary, remove the fuel injectors.
  2.  
  3. Install new O-rings and lubricate them with clean engine oil.
  4.  
  5. To install, reverse the removal procedure. Tighten the fuel supply manifold bolts to 18 ft. lbs. (25 Nm).
  6.  

3.0L Engine
  1. Release the fuel system pressure
  2.  
  3. Disconnect the battery ground cable.
  4.  
  5. Remove the upper intake manifold.
  6.  
  7. Disconnect the fuel tube quick release coupling.
  8.  
  9. Disconnect the fuel rail pressure and temperature sensor vacuum tube
  10.  
  11. Disconnect the fuel rail pressure and temperature sensor electrical connector.
  12.  
  13. Disconnect the fuel injector electrical connectors.
  14.  
  15. Remove the fuel rail bolts.
  16.  
  17. Remove the fuel rail.
  18.  
  19. Remove the fuel injector.
  20.  
  21. Remove the fuel injector O-ring seals.
  22.  
  23. To install, reverse the removal procedure. Install new fuel injector O-ring seals.
  24.  
  25. Lubricate the new O-ring seals with clean engine oil before installing. Torque the fuel rail bolts to 89 inch lbs. (10 Nm).
  26.  


    Click image to see an enlarged view

    Fig. Fuel rail and injectors-3.0L engine


 
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