Hombre S Regular Cab 2WD L4-2.2L CPC (1998)
Fuel Injector: Service and Repair
REMOVAL PROCEDURE
WARNING: Relieve the fuel system pressure before servicing fuel system components in order to reduce the risk of fire and personal injury.
After relieving the system pressure, a small amount of fuel may be released when servicing the fuel lines or connections. In order to reduce the
chance of personal injury, cover the regulator and the fuel line fittings with a shop towel before disconnecting. This will catch any fuel that may
leak out. Place the towel in an approved container when the disconnection is complete.
1. Relieve fuel system pressure.
Refer to Fuel Pressure Relief Procedure.
2. Disconnect the negative battery cable.
3. Remove the fuel rail.
Refer to Fuel Rail Assembly Replacement.
4. Remove the fuel injector retaining clip (2).
5. Remove the fuel injector (3).
INSTALLATION PROCEDURE
Important: Each fuel injector is calibrated for a specific flow rate. When replacing fuel injectors, be sure to order the correct fuel injector for the
application being serviced.
Important: When installing the fuel injector, care should be taken not to tear or misalign the fuel injector O-rings.
1. Lubricate new fuel injector O-ring seals (1) (4) (5) with clean engine oil, and install on fuel injector assembly (3).
2. Install the fuel injector upper O-ring (1).
3. Install the fuel injector lower backup O-ring (4).
4. Install the fuel injector lower O-ring (5).
5. Install the fuel injector (3) to the fuel rail.
6. Install the fuel injector retaining clip (2).
7. Install the fuel rail.
Refer to Fuel Rail Assembly Replacement.
8. Connect the negative battery cable.