Fuel Filter: Service and Repair

In-Line Fuel Filter Replacement


REMOVAL PROCEDURE

IMPORTANT:
^ There is no service interval for fuel filter replacement. Only replace a restricted fuel filter.
^ Inspect the fuel tank internally and clean the fuel tank if you find a restricted fuel filter.

TOOL REQUIRED
J 34730-1A Fuel Pressure Gauge

CAUTION: Refer to the Battery Disconnect Caution in Service Precautions.

1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure.
3. Raise the vehicle. Refer to Vehicle Lifting in Service Precautions.
4. Clean all the fuel filter connections and the surrounding areas before disconnecting the fuel pipes in order to avoid possible contamination of the fuel system.
5. Disconnect the quick-connect fitting at the fuel filter inlet (3).
6. Disconnect the threaded fitting (1) from the fuel filter outlet.
7. Cap the fuel pipes in order to prevent possible fuel system contamination.
8. Slide the fuel filter (2) from the bracket (4).
9. Remove the fuel pipe O-ring.

INSTALLATION PROCEDURE
1. Slide the fuel filter (2) into the bracket (4).
2. Remove the caps from the fuel pipes.
3. Lubricate the new fuel pipe O-ring with clean engine oil.
4. Install the fuel pipe O-ring.
5. Connect the threaded fitting (1) to the fuel filter outlet.

NOTE: Refer to the Fastener Notice in Service Precautions.

Tighten
Tighten the fuel filter fitting to 30 N.m (22 lb ft).

6. Connect the quick-connect fitting to the fuel filter inlet (3).
7. Lower the vehicle.
8. Tighten the fuel filler cap.
9. Connect the negative battery cable.
10. Inspect for leaks.
10.1. Turn the ignition switch ON for 2 seconds.
10.2. Turn the ignition switch OFF for 10 seconds.
10.3. Turn the ignition switch ON.
10.4. Check for fuel leaks.
11. Perform the Idle Learn Procedure. Refer to PCM Idle Learn Procedure.