Fuel Pump: Service and Repair
REMOVAL PROCEDURETOOLS REQUIRED
^ J 34730 Fuel Pressure Gauge
^ J 35731 Fuel Sender Spanner Wrench
NOTE:
^ Do Not handle the fuel sender assembly by the fuel pipes. The amount of leverage generated by handling the fuel pipes could damage the joints.
^ Replace the fuel sender O-ring when re-installing the fuel sender in order to avoid damage to the fuel sender assembly.
1. Relieve the fuel system fuel pressure. Refer to the Fuel Pressure Relief Procedure. Service and Repair
2. Drain the fuel tank (1). Refer to Fuel Tank Draining Procedure. Procedures
3. Clean all of the fuel pipe connections, all of the hose connections, and all of the areas surrounding the connections before disconnecting the connections in order to avoid possible contamination of the fuel system.
4. Remove the fuel tank (2).
5. Remove the quick-connect fittings at the fuel sender assembly.
DISASSEMBLE PROCEDURE
Description:
1. Remove the fuel sender assembly retaining cam, using the J 35731 Fuel Sender Spanner Wrench.
2. Remove the fuel sender assembly and the O-ring from the fuel tank.
3. Discard the fuel sender assembly O-ring.
4. Clean the fuel sender assembly O-ring sealing surfaces.
5. Inspect the fuel sender assembly O-ring sealing surfaces.
ASSEMBLE PROCEDURE
Description:
IMPORTANT: Care should be taken not to fold over or twist the fuel pump strainer when installing the fuel sender assembly, as this will restrict fuel flow. Also, assure that the fuel pump strainer does not block full travel of float arm.
1. Position the new fuel sender assembly O-ring on the fuel tank.
2. Assemble the fuel sender assembly and the fuel sender assembly retainer cam using the J 35731 Fuel Sender Spanner Wrench.
INSTALLATION PROCEDURE
NOTE: Always re-attach the fuel lines and fuel filter with all original type fasteners and hardware.
Do not repair sections of fuel pipes.
1. Install the fuel tank (2).
2. Lower the vehicle.
3. Add fuel to the vehicle.
4. Install the fuel tank filler pipe cap.
5. Install the negative battery cable.
6. Inspect for leaks.
6.1. Turn the ignition switch On for 2 seconds.
6.2. Turn the ignition switch Off for 10 seconds.
6.3. Turn the ignition switch On.
6.4. Check for fuel leaks.
6.5. Reinstall fuel injector sight shield.