Fuel Delivery and Air Induction: Service and Repair

FUEL SYSTEM CLEANING

IMPORTANT: If the fuel filter is plugged, the fuel tank should be inspected internally and cleaned if necessary.

1. Remove the fuel tank.
2. Remove the fuel sender assembly.
3. Inspect the fuel sender strainer. Replace the fuel sender assembly if the fuel strainer is contaminated.
4. Flush the fuel tank with hot water.

IMPORTANT: When flushing the fuel tank, handle the fuel and water mixture as a hazardous material. Handle the fuel and water in accordance with all applicable local, state, and federal laws and regulations.

5. Pour the water out of the fuel sender assembly opening in the fuel tank. Rock the fuel tank in order to be sure that the removal of the water from the fuel tank is complete.
6. Allow the tank to dry completely before reassembly.
7. Disconnect the fuel pipes at the engine compartment fuel pipes.
8. Clean the fuel pipes by applying air pressure in the opposite direction of the fuel flow.

IMPORTANT: Only use oil free compressed air to blow out the fuel pipes.

9. Connect the fuel pipes to the engine compartment fuel pipes.
10. Replace the fuel filter.
11. Install the fuel sender assembly.
12. Install the fuel tank.