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Fuel Injector

REMOVAL & INSTALLATION

Fig. 1: SPFI fuel injector removal

  1. Disconnect the negative battery cable.

    NOTE: This procedure may be performed with the throttle body mounted on the intake manifold or removed. If the throttle body is mounted on the intake manifold during servicing, ensure that debris does not fall into the intake manifold through the throttle body.

  2. Remove the air intake boot.
  3. Remove the injector cap and gasket.
  4. Disconnect the injector electrical harness.
  5. Hold the injector body using pliers to avoid risk, then pull the injector from the throttle body.
  6. Remove the O-ring and discard.

    To install:

  7. Using a new O-ring coated with clean engine oil, install the injector in the throttle body.
  8. Connect the injector electrical harness. Install the injector cap using a new gasket.
  9. Install the air intake boot. Connect the negative battery cable. Start the vehicle and check for leaks.

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