Nissan Frontier, Xterra 1998-05

Fuel Injectors

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Removal & Installation



3.3L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake duct
     
    Accelerator cable
     
    Cruise control cable
     
    Idle Air Control (IAC) valve connector
     
    Throttle Position (TP) sensor and switch connectors
     
    Ignition coil and power transistor connectors
     
    Exhaust Gas Recirculation (EGR) Solenoid valve connector
     
    EGR temperature sensor connector
     
    Radiator hoses
     
    Heater hoses
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Evaporative Emissions (EVAP) canister vacuum and purge hoses
     
    Brake booster vacuum hose
     
    Fuel pressure regulator vacuum hose
     
    EGR tube
     
    Left bank injector connectors
     
    Thermal transmitter
     
    Upper intake manifold ground cable
     
    Breather pipe
     
    Supercharger or upper intake manifold
     
    Fuel lines
     
    Right bank injector connectors
     
    Fuel supply manifold with the injectors attached
     
    Fuel injector caps
     
    Fuel injectors
     

  8.  

To install:


NOTE
Use new insulators and O-ring seals for assembly.

  1. Install or connect the following:

    Fuel injectors
     
    Fuel injector caps. Tighten the screws to 26-34 inch lbs. (3-4 Nm).
     
    Fuel supply manifold with the injectors attached. Tighten the bolts to 96-132 inch lbs. (11-15 Nm).
     
    Right bank injector connectors
     
    Fuel lines
     
    Upper intake manifold
     
    Breather pipe
     
    Upper intake manifold ground cable
     
    Thermal transmitter
     
    Left bank injector connectors
     
    EGR tube
     
    Fuel pressure regulator vacuum hose
     
    Brake booster vacuum hose
     
    EVAP canister vacuum and purge hoses
     
    PCV valve and hose
     
    Heater hoses
     
    Radiator hoses
     
    EGR temperature sensor connector
     
    EGR Solenoid valve connector
     
    Ignition coil and power transistor connectors
     
    TP sensor and switch connectors
     
    IAC valve connector
     
    Cruise control cable
     
    Accelerator cable
     
    Air intake duct
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake duct
     
    Accelerator cable
     
    Cruise control cable
     
    Idle Air Control (IAC) valve connector
     
    Throttle Position (TP) sensor and switch connectors
     
    Ignition coil and power transistor connectors
     
    Exhaust Gas Recirculation (EGR) Solenoid valve connector
     
    EGR temperature sensor connector
     
    Radiator hoses
     
    Heater hoses
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Evaporative Emissions (EVAP) canister vacuum and purge hoses
     
    Brake booster vacuum hose
     
    Fuel pressure regulator vacuum hose
     
    EGR tube
     
    Left bank injector connectors
     
    Thermal transmitter
     
    Upper intake manifold ground cable
     
    Breather pipe
     
    Upper intake manifold
     
    Fuel lines
     
    Right bank injector connectors
     
    Fuel supply manifold with the injectors attached
     
    Fuel injector caps
     
    Fuel injectors
     

  8.  

To install:


NOTE
Use new insulators and O-ring seals for assembly.

  1. Install or connect the following:

    Fuel injectors
     
    Fuel injector caps. Tighten the screws to 26-34 inch lbs. (3-4 Nm).
     
    Fuel supply manifold with the injectors attached. Tighten the bolts to 96-132 inch lbs. (11-15 Nm).
     
    Right bank injector connectors
     
    Fuel lines
     
    Upper intake manifold
     
    Breather pipe
     
    Upper intake manifold ground cable
     
    Thermal transmitter
     
    Left bank injector connectors
     
    EGR tube
     
    Fuel pressure regulator vacuum hose
     
    Brake booster vacuum hose
     
    EVAP canister vacuum and purge hoses
     
    PCV valve and hose
     
    Heater hoses
     
    Radiator hoses
     
    EGR temperature sensor connector
     
    EGR Solenoid valve connector
     
    Ignition coil and power transistor connectors
     
    TP sensor and switch connectors
     
    IAC valve connector
     
    Cruise control cable
     
    Accelerator cable
     
    Air intake duct
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake duct
     
    Accelerator cable
     
    Cruise control cable
     
    Idle Air Control (IAC) valve connector
     
    Throttle Position (TP) sensor and switch connectors
     
    Ignition coil and power transistor connectors
     
    Exhaust Gas Recirculation (EGR) Solenoid valve connector
     
    EGR temperature sensor connector
     
    Radiator hoses
     
    Heater hoses
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Evaporative Emissions (EVAP) canister vacuum and purge hoses
     
    Brake booster vacuum hose
     
    Fuel pressure regulator vacuum hose
     
    EGR tube
     
    Left bank injector connectors
     
    Thermal transmitter
     
    Upper intake manifold ground cable
     
    Breather pipe
     
    Supercharger or upper intake manifold
     
    Fuel lines
     
    Right bank injector connectors
     
    Fuel supply manifold with the injectors attached
     
    Fuel injector caps
     
    Fuel injectors
     

  8.  

To install:


NOTE
Use new insulators and O-ring seals for assembly.

  1. Install or connect the following:

    Fuel injectors
     
    Fuel injector caps. Tighten the screws to 26-34 inch lbs. (3-4 Nm).
     
    Fuel supply manifold with the injectors attached. Tighten the bolts to 96-132 inch lbs. (11-15 Nm).
     
    Right bank injector connectors
     
    Fuel lines
     
    Upper intake manifold
     
    Breather pipe
     
    Upper intake manifold ground cable
     
    Thermal transmitter
     
    Left bank injector connectors
     
    EGR tube
     
    Fuel pressure regulator vacuum hose
     
    Brake booster vacuum hose
     
    EVAP canister vacuum and purge hoses
     
    PCV valve and hose
     
    Heater hoses
     
    Radiator hoses
     
    EGR temperature sensor connector
     
    EGR Solenoid valve connector
     
    Ignition coil and power transistor connectors
     
    TP sensor and switch connectors
     
    IAC valve connector
     
    Cruise control cable
     
    Accelerator cable
     
    Air intake duct
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake duct
     
    Accelerator cable
     
    Cruise control cable
     
    Idle Air Control (IAC) valve connector
     
    Throttle Position (TP) sensor and switch connectors
     
    Ignition coil and power transistor connectors
     
    Exhaust Gas Recirculation (EGR) Solenoid valve connector
     
    EGR temperature sensor connector
     
    Radiator hoses
     
    Heater hoses
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Evaporative Emissions (EVAP) canister vacuum and purge hoses
     
    Brake booster vacuum hose
     
    Fuel pressure regulator vacuum hose
     
    EGR tube
     
    Left bank injector connectors
     
    Thermal transmitter
     
    Upper intake manifold ground cable
     
    Breather pipe
     
    Upper intake manifold
     
    Fuel lines
     
    Right bank injector connectors
     
    Fuel supply manifold with the injectors attached
     
    Fuel injector caps
     
    Fuel injectors
     

  8.  

To install:


NOTE
Use new insulators and O-ring seals for assembly.

  1. Install or connect the following:

    Fuel injectors
     
    Fuel injector caps. Tighten the screws to 26-34 inch lbs. (3-4 Nm).
     
    Fuel supply manifold with the injectors attached. Tighten the bolts to 96-132 inch lbs. (11-15 Nm).
     
    Right bank injector connectors
     
    Fuel lines
     
    Upper intake manifold
     
    Breather pipe
     
    Upper intake manifold ground cable
     
    Thermal transmitter
     
    Left bank injector connectors
     
    EGR tube
     
    Fuel pressure regulator vacuum hose
     
    Brake booster vacuum hose
     
    EVAP canister vacuum and purge hoses
     
    PCV valve and hose
     
    Heater hoses
     
    Radiator hoses
     
    EGR temperature sensor connector
     
    EGR Solenoid valve connector
     
    Ignition coil and power transistor connectors
     
    TP sensor and switch connectors
     
    IAC valve connector
     
    Cruise control cable
     
    Accelerator cable
     
    Air intake duct
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

 
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