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Home >> Ford >> 2007 >> Mustang Base, 2D Convertible, Automatic >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - General Information >> General Procedures >> Fuel Tank Draining

Fuel Tank Draining

Special Tools

Illustration Tool Name Tool Number
GF0004199
Fuel Storage Tanker 164-R3202 or equivalent
GF0001238
Socket, Fuel Tank Sender Unit 310-D006 (D90P-9275-A)
WARNING: This procedure involves fuel handling. Be prepared for spillage at all times and always observe fuel handling precautions. Failure to follow these instructions can result in personal injury.
WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel-related components. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions can result in personal injury.
WARNING: Do not carry personal electronic devices such as cell phones, pagers or audio equipment of any type when working on or near any fuel-related components. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions can result in personal injury.
  1. Release the fuel system pressure. For additional information, refer to Fuel System Pressure Release .
  2. Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .
  3. Release the fuel tank filler cap and position aside.
  4. Fig 1: Locating Fuel Tank Filler Cap
    GF0015941Courtesy of FORD MOTOR CO.
  5. Insert a suitable fuel drain tube into the fuel tank filler pipe until it reaches the fuel tank inlet tube.
  6. Fig 2: Inserting Suitable Fuel Drain Hose Into Fuel Tank Filler Pipe
    G03986097Courtesy of FORD MOTOR CO.
    CAUTION: The fuel pump (FP) module and the fuel level sensor will be below the fuel level in the tank when the tank is full. Make sure to drain 1/8 of the fuel capacity through the filler pipe prior to removing the FP module or fuel spillage will occur.
    NOTE: When draining a completely full fuel tank, this step will remove approximately 1/8th of fuel from the LH side of the fuel tank.
  7. Attach the fuel storage tanker to the fuel drain tube and remove as much fuel as possible from the fuel tank filler pipe.
  8. Remove the rear seat cushion. For additional information, refer to SEATING .
  9. Position any insulation padding covering the FP module access cover aside.
  10. Remove the FP module access cover and position aside.
  11. Fig 3: Locating FP Module Access Cover
    GF0001239Courtesy of FORD MOTOR CO.
    NOTE: 4.0L and 4.6L fuel pump (FP) module shown, 5.4L similar.
  12. Disconnect the FP module electrical connector.
  13. Fig 4: Locating FP Module Electrical Connector
    GF0015942Courtesy of FORD MOTOR CO.
    NOTE: Place absorbent pads in the general work area in case of fuel spillage.
  14. Disconnect the rear fuel supply tube-to-FP module quick connect coupling. For additional information, refer to DESCRIPTION AND OPERATION .
  15. Fig 5: Locating Quick Connect Coupling On FP Module
    GF0015943Courtesy of FORD MOTOR CO.
  16. Using the special tool, remove the FP module retaining lock ring.
  17. Fig 6: Identifying Special Tool For FP Module Retaining Lock Ring
    GF0015944Courtesy of FORD MOTOR CO.
  18. Position the FP module aside. Using the fuel storage tanker and a suitable fuel drain tube, completely drain the LH side of the fuel tank.
  19. Fig 7: Locating Fuel Drain Tube
    GF0015945Courtesy of FORD MOTOR CO.
    CAUTION: The fuel pump (FP) module must be handled carefully to avoid damage to the float arm, filter and the convolute hoses.
  20. Carefully lift the FP module out of the fuel tank enough to access the fuel cross over tube-to-FP module quick connect coupling.
  21. Disconnect the fuel cross over tube-to-FP module quick connect coupling. For additional information, refer to DESCRIPTION AND OPERATION .
  22. Fig 8: Locating Cross-Over Fuel Tube Quick Connect Coupling
    GF0015946Courtesy of FORD MOTOR CO.
    CAUTION: The fuel pump (FP) module must be removed and handled carefully to avoid damage to the float arm.
  23. Completely remove the FP module from the fuel tank.
  24. Insert a suitable fuel drain tube into the cross over fuel tube quick connect coupling.
  25. Fig 9: Locating Fuel Drain Tube
    GF0015947Courtesy of FORD MOTOR CO.
  26. Attach the fuel storage tanker to the fuel drain tube and completely drain the remainder of the fuel from the RH side of the fuel tank.