Main Fuel Pump Module
CAUTION:
Whenever the fuel pump module is serviced, the rubber O-ring seal must be replaced.
- Position a NEW
rubber O-ring seal onto the fuel tank flange.CAUTION:
Do not allow the float arm of the main fuel pump module to come in contact with any part of the fuel tank during removal or installation, damage to the float arm and fuel level sending card may result.
- Using caution not to bend the float arm (2), lower the main fuel pump module (3) into the fuel tank enough to gain access to the auxiliary fuel pump module supply line connection (1) and connect the supply line.CAUTION:
An indexing arrow is located on top of the main fuel pump module to clock it's position into the fuel tank. The fuel pump module must be installed in the same position as removed.
- Rotate the main fuel pump module until the embossed alignment arrow points to the center alignment mark or the same position as noted during removal. This step must be performed to prevent the float from contacting the side of the fuel tank.
- Position the lock ring (2) over top of the main fuel pump module.
- Install the SAE Fuel Pump Lock Ring Wrench (special tool #9340, SAE Fuel Pump Lock Ring Wrench) (1) into the notches on the outside edge of lock ring (2).
- Install a 1/2 inch drive breaker bar (3) onto the SAE Fuel Pump Lock Ring Wrench (special tool #9340, SAE Fuel Pump Lock Ring Wrench) (1).
- Rotate the breaker bar clockwise until all seven notches have engaged.
- Install the fuel tank. Refer to TANK, FUEL, INSTALLATION .
- If removed, connect the fuel line quick-connect fitting at the fuel rail.
- Connect the negative battery cable.
- Start the engine and check for leaks at all fuel system connections.