Genuine Ford F-250 Fuel Tank

Ford F-250 Fuel Tank Parts Questions & Answers

• Fuel Tank Assembly
  F3TZ-9002-L
  Q: How to remove and replace fuel tanks in Ford F-250?

  A: The fuel tanks in these vehicles, made of metal or plastic, are positioned midship or aft-axle. Optional auxiliary tanks may be present. Plastic tanks, if damaged, should be replaced. For midship tanks on fuel-injected models, fuel system pressure must be relieved before disconnecting the battery and draining fuel. The tank is lowered after removing hoses, filler pipes, and electrical connectors, with the fuel level sending unit/Fuel Pump and vapor control valve removed if replacing the tank. The process for aft-axle tanks involves draining fuel, disconnecting hoses and electrical connectors, and lowering the tank while supporting it, with additional steps for metal or plastic tanks. Bronco models follow a similar procedure with specific steps for their configuration, including the removal and installation of the vapor emissions control valve for tank replacement. Precautions, such as resetting the inertia switch on fuel-injected models, should be observed during installation.
• Fuel Tank Assembly
  F6TZ-9002-M
  Q: What are the recommendations for dealing with sediment or rust in a fuel tank on Ford F-250?

  A: If a fuel tank has sediment or rust, it must be removed and cleaned. Flush it with hot water and detergent or send it to a radiator shop for chemical flushing. Plastic tanks cannot be repaired; they must be replaced if damaged. Use chemical sealant for on-vehicle repairs only in emergencies. Remove and send the tank to a shop for permanent repairs. Never store a gas tank in an enclosed area to avoid explosions or fires.
• Fuel Tank Assembly
  FOTZ-9002-E
  Q: What are the functions and troubleshooting methods for different types of fuel reservoirs in Ford F-250?

  A: Commonly used in early fuel-injected models with single tanks, high and low-pressure Fuel Pumps, the single-function fuel tank is an intermediary between a low-pressure pump and a high-pressure one. The fuel tank receives fuel from the low-pressure pump and transfers it to the high pressure one then to the EFI system while the extra fuel flows back to the tank via this same fuel tank. In cases where there is an inadequate supply of fuel by the low-pressure pump, the high-pressure pump will draw gasoline from this fuel tank to sustain uninterrupted flow of gasoline to the engine. For troubleshooting, check for any fuel blockage, since servicing cannot be done on this fuel tank.