Fuel System-General Information Ford Crown Victoria II

FUEL SYSTEM GENERAL SPECIFICATIONS

FUEL SYSTEM GENERAL SPECIFICATIONS

Scheme 100

The vehicle

1. is equipped with a multiport fuel injection system.
2. uses separately controlled fuel injectors mounted to the intake manifold for each cylinder.
3. is equipped with fuel injectors that are supplied with pressurized fuel from the fuel pump through the fuel injection supply manifold.
4. has a fuel injection supply manifold which is equipped with a fuel pressure regulator.
5. has a fuel pressure regulator controlling the fuel pressure supplied to the fuel injectors.

Refer to the INTRODUCTION - CNG, FLEX-FUEL & GASOLINE .

Scheme 101

Scheme 102

1. Remove the fuel pump relay.
2. Start the engine and allow it to idle until it stalls.
3. After the engine stalls, crank the engine for approximately 5 seconds to make sure the fuel injection supply manifold pressure has been released.
4. Turn the ignition switch to the OFF position.
5. When fuel system service is complete, install the fuel pump relay.
6. Cycle the ignition key and wait three seconds to pressurize the fuel system. Check for leaks before starting the engine.
7. Start the vehicle and check the fuel system for leaks. NOTE: If fuel system pressure testing is necessary, carry out the following steps.
8. Disconnect the fuel tube spring lock coupling. For additional information, REFER to «SPRING LOCK COUPLINGS»(/ford/crown-victoria/ii-1997-2011/remont/fuel-system/#fuel-system-general-information) .
9. Install the special tool.

Scheme 103

Scheme 104

Scheme 105

1. Disconnect the battery. For additional information, refer to «BATTERY DISCONNECT»(/ford/crown-victoria/ii-1997-2011/remont/charging-system/#battery-mounting-and-cables__battery-disconnect) .
2. Remove the fuel tank filler cap.
3. Insert the special tool into the filler neck.
4. Insert the chamfered end of the special tool into the filler neck through the guide tube. Insert the hose until the stop contacts the guide tube. If the stop does not contact the guide tube, remove the hose and repeat the procedure.
5. Attach the fuel storage tanker to the special tool and remove the fuel.
6. Remove the special tool.

Scheme 106

MATERIAL SPECIFICATION

Disconnect and Connect

Scheme 107

Scheme 108

Scheme 109

Scheme 110

Scheme 111

Scheme 112

1. Relieve the fuel pressure. For additional information, REFER to «FUEL SYSTEM PRESSURE RELEASE»(/ford/crown-victoria/ii-1997-2011/remont/fuel-system/#fuel-system-general-information) .
2. Remove the fuel tube clip.
3. Install the disconnect tool.
4. Close and push the disconnect tool into the open side of the cage.
5. Separate the fitting.
6. Remove the disconnect tool.
7. To install, reverse the disconnect procedure. Inspect and clean both the coupling ends. Lubricate the O-rings with clean engine oil.

Scheme 113

MATERIAL SPECIFICATION

Disconnect

Scheme 114

Scheme 115

Scheme 116

1. Relieve the fuel pressure. For additional information, REFER to «FUEL SYSTEM PRESSURE RELEASE»(/ford/crown-victoria/ii-1997-2011/remont/fuel-system/#fuel-system-general-information) .
2. Disconnect the safety clip from the male hose.
3. Install the fuel line disconnect tool and push into the fitting.
4. Separate the fittings. Inspect for damage. Clean the fittings.

Scheme 117

1. Align the tube to the fitting and push until a click is heard.
2. Pull on the fitting to make sure it is fully engaged, then install the safety clip.

Fuel Line Fittings - Push Release Connector

MATERIAL SPECIFICATION

Scheme 118

1. Relieve the fuel pressure. For additional information, REFER to «FUEL SYSTEM PRESSURE RELEASE»(/ford/crown-victoria/ii-1997-2011/remont/fuel-system/#fuel-system-general-information) .
2. Push the tab to release the connector and remove the tube from the connector.

Scheme 119

1. Inspect the fitting and the tube for damage. Remove any dirt or obstructions.
2. Apply a light coat of clean engine oil to the male tube end.
3. Insert the tube into the fitting and push them together until a click is heard.
4. Pull on the connection to make sure it is fully engaged.

Scheme 120

1. Disconnect the battery. For additional information, refer to «BATTERY DISCONNECT»(/ford/crown-victoria/ii-1997-2011/remont/charging-system/#battery-mounting-and-cables__battery-disconnect) .
2. Disconnect the vapor tube from the fitting. Squeeze the fitting. Disconnect the vapor tube from the fitting.

Scheme 121

Scheme 122

1. Inspect the fitting and the tube for damage.
2. Remove any dirt or obstructions.
3. Push the tube into the fitting until it snaps in place.
4. Pull on the connection to make sure the fitting is secure.

See also:
• FUEL PRESSURE SPECIFICATIONS
• INTRODUCTION - CNG, FLEX-FUEL & GASOLINE
• BATTERY DISCONNECT
• SPRING LOCK COUPLINGS