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Fuel Injectors: Removal

  1. Release fuel system pressure. Refer to FUEL SYSTEM PRESSURE RELEASE PROCEDURE  .
  2. Remove the battery cover and disconnect negative battery cable.
  3. Remove the air cleaner assembly, refer to AIR CLEANER HOUSING .
  4. Disconnect the electrical connector to the MAP sensor and Coolant Temperature sensor. See Fig 1.
    Fig 1: Manifold Absolute Pressure Sensor & Coolant Temperature Sensor
    GC0006570Courtesy of DAIMLERCHRYSLER CORP.
    1 - Fuel Rail
    2 - MAP Sensor
    3 - Coolant Temperature Sensor
    4 - Fuel Injector
  5. Disconnect the electrical connector to the TPS and Idle Air Control. See Fig 2.
    Fig 2: TPS & Idle Air Control Motor
    GC0006571Courtesy of DAIMLERCHRYSLER CORP.
    1 - Throttle Position Sensor
    2 - Idle Air Control Motor
    3 - Fuel Rail
    4 - Connector Fuel Line for Fuel Rails
  6. Remove the wiring harness from the wiring clips under thew throttle body. See Fig 3.
    Fig 3: Wiring Clip
    GC0006569Courtesy of DAIMLERCHRYSLER CORP.
  7. Disconnect the electrical connector from the fuel injectors. See Fig 4.
    Fig 4: Fuel Injector Connector
    GC0006574Courtesy of DAIMLERCHRYSLER CORP.
  8. Disconnect the fuel line quick connector. See Fig 5.
    Fig 5: Fuel Connection
    GC0006573Courtesy of DAIMLERCHRYSLER CORP.
  9. Remove the bolts for the fuel rail. See Fig 6.
    Fig 6: Fuel Rail
    GC0006572Courtesy of DAIMLERCHRYSLER CORP.
  10. Pull fuel rail and injectors straight up and out of the intake manifold.
  11. Move the fuel rail forward and out from under the intake manifold and throttle body. See Fig 7.
    Fig 7: Throttle Body
    GC0006568Courtesy of DAIMLERCHRYSLER CORP.
  12. Remove the fuel injector from the fuel rail. See Fig 8.
Fig 8: Fuel Injector & Clip
GC0006575Courtesy of DAIMLERCHRYSLER CORP.
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