Ford 3F2Z-9G756-AC
Pressure Sensor

Service of the fuel rail pressure and temperature sensor requires safety precautions due to presence of flammable mixtures because of following steps. You must first release the fuel system pressure to stop potential fuel spraying because the system maintains high pressure even after switching off the engine. You should start by disconnecting the battery ground cable followed by removal of the engine cover. Detach the electrical connector, vacuum hose from the fuel rail pressure and temperature sensor after removing its securing bolts. Tighten the bolts by hand and then securely fasten them until they reach 6 Nm torque specification (53 lb-in torque). The O-ring seal must be checked so replace it if needed before performing installation while applying engine oil to the seal. When installation is done return all removed components in the reverse order to finish the procedure.

The fuel tank pressure sensor service requires disconnecting the battery ground cable because electrical sparks created by this interruption could ignite fuel vapors leading to fire hazards. All personnel must abstain from smoking and using lighted tobacco or open flames by the fuel-related components because these elements contain flammable mixtures. All vehicles must receive hoisting through neutral position on the platform before work begins. Parts necessary for removing the fuel tank pressure (FTP) sensor from midship fuel tanks include disconnecting the electrical connector and both fuel vapor hoses along with the spring-loaded clamp. After disconnecting the FTP sensor electrical connector you must push down and rotate the fuel pressure sensor counterclockwise to remove it from the fuel tank when dealing with aft-of-axle fuel tanks. Installation of the new sensor requires following the opposite steps used during removal. The evaporative emission system should undergo a leak test after the installation while simultaneously completing the evaporative emission repair verification drive cycle.

Before servicing the fuel rail pressure and temperature sensor start by canceling all risks by keeping clear of smoking or open flame sources around fuel components since they always contain flammable mixtures. Clear the system pressure before disconnecting any fuel tubes or components since the fuel pressure stays high after engine shutdown. Start by removing the battery ground cable and afterward proceed to detach both the electrical connector with vacuum tube connected to the fuel rail pressure and temperature sensor. Tighten both securing bolts of the sensor when reinstalling them by using torque values of 4 Nm (35 lb-in). Examine the O-ring seal and procure a new one whenever needed before using clean engine oil to prepare the new sensor for installation by following the reversal of removal steps.

Starting the service of the fuel tank pressure sensor requires removing the spare tire and placing the vehicle at a hoist in NEUTRAL. Begin the fuel tank pressure sensor service by disconnecting the tube from the vapor canister before removing it at the fuel tank and vent tube. You should disconnect the electrical connector of the fuel tank pressure sensor before releasing the tube clip to extract the fuel tank pressure sensor assembly. When installing the component follow the steps in reverse order to the removal process. A leak test of the evaporative emissions system must be conducted followed by performing the evaporative emissions repair verification drive cycle to validate proper functionality.

Service of the fuel rail pressure and temperature sensor must begin by letting out fuel system pressure to maintain safety because fuel retains high pressure despite engine shutdown. Start by disconnecting the battery ground cable followed by deconnecting the electrical connector and vacuum connector of the fuel rail pressure and temperature sensor. Prior to sensor removal dismantle the two bolts which secure the device. Apply clean engine oil on the O-ring seal before installing the new sensor and fasten its bolts to 3 Nm (27 lb-in). The installation process ends when performing the reverse steps.

The service process of the fuel rail pressure and temperature sensor begins with disconnection of the battery ground cable. Safety requires that you must relieve fuel system pressure since it stays at high pressure after shutting down the engine. The service process starts with disconnecting both the electrical connector and vacuum hose that connect to the fuel rail pressure and temperature sensor. Begin by taking out the sensor after unscrewing its two bolts. You should install the new sensor with 5 Nm (44 lb-in) torque value on the bolts then test the O-ring seal for replacements if needed. The new O-ring requires cleaning engine oil for lubrication before putting theparts together in the opposite order to finish the mounting.

Service of the fuel rail pressure and temperature sensor must begin by letting out fuel system pressure to maintain safety because fuel retains high pressure despite engine shutdown. Start by disconnecting the battery ground cable followed by deconnecting the electrical connector and vacuum connector of the fuel rail pressure and temperature sensor. Prior to sensor removal dismantle the two bolts which secure the device. Apply clean engine oil on the O-ring seal before installing the new sensor and fasten its bolts to 3 Nm (27 lb-in). The installation process ends when performing the reverse steps.

Safety first requires the avoidance of smoking or open flame sources near fuel components since highly flammable mixtures will be present during service of the 4.0L SOHC engine fuel rail pressure and temperature sensor. The first step before servicing must involve the reduction of fuel system pressure since the system maintains high pressure even after switching off the engine. The first step is to discard the battery ground cable then remove the electrical connector of the fuel rail pressure and temperature sensor. Start by disassembling the vacuum hose from the sensor before unscrewing the two mounting bolts of the sensor. Installation of the new sensor requires torque to 6 Nm (53 lb-in) after which the installation procedure should be performed in reverse order. The O-ring seal needs evaluation for replacement while clean engine oil should be used to lubricate a new O-ring prior to sensor installation.

The service of the fuel rail pressure and temperature sensor starts with safety precautions by staying away from open flames and cigarettes near fuel components since flammable mixtures are present. The first step should be to drains the fuel system pressure since the system maintains pressure even when the engine stops running. Proceed by detaching first the battery ground cable then unhook the electrical connector from the fuel rail pressure and temperature sensor. The vacuum hose outside the sensor needs to be disconnected before proceeding on with the sensor bolt extraction process. The new sensor should be installed while tightening bolts to 6 Nm (53 lb-in) before following the removal process in reverse order. Before installing the new O-ring users should inspect it for wear then apply clean engine oil for lubrication before fitting.

Disabling the fuel rail pressure and temperature sensor requires caution due to highly flammable mixtures present that pose serious injury risks. Therefore avoid all contact of smoking with fuel components as well as use of open flames or lighted tobacco proximity to these components. Personal electronic devices such as cell phones need to stay away from within the range of fuel components because they create similar safety hazards. The first step should include releasing fuel system pressure and then disconnecting the battery ground cable. To start the replacement disconnect both the electrical connector and vacuum connector from the fuel rail pressure and temperature sensor. Unscrew the two bolts from the sensor then remove it from its place. Replace the old O-ring seal and install a fresh one by putting clean engine oil on its surface. For the sensor installation completion proceed in reverse order of removal while torquing the sensor to 5 Nm (44 lb-in).

Before handling the fuel rail pressure and temperature sensor it is crucial to operate in a safe environment since fuel components possess volatile mixtures. Relieving pressure from the fuel system is vital at the beginning because fuel would otherwise spray accidentally due to maintained high pressure during engine shutdown. Service of the fuel rail pressure and temperature sensor begins with disconnecting the battery ground cable and proceeding to separate the electrical connector and vacuum tube from the sensor. Twist off the two bolts that fasten the sensor into place. Tighten the new sensor to 5 Nm and examine the O-ring for damage but replace it if needed. The new O-ring requires a drops of engine oil for lubrication before following the installation sequence via reversed steps.

You should start fuel rail pressure and temperature sensor service by establishing safety protocols for keeping away from all fuel components because they contain highly dangerous fuel mixtures. As the initial step, users need to discharge fuel system pressure and detach the ground battery cable. The service of the fuel rail pressure and temperature sensor begins with separating the electrical connector and vacuum connector from both sensor components. First remove the two bolts that fasten the sensor and then extract the sensor from its place while making sure to tighten the new sensor to 5 Nm (44 lb-in) when installing it. Replace the old O-ring seal with a new one while cleaning it with engine oil then reinstall the component through the reverse order of disassembly.

Service of the fuel rail pressure and temperature sensor must begin by letting out fuel system pressure to maintain safety because fuel retains high pressure despite engine shutdown. Start by disconnecting the battery ground cable followed by deconnecting the electrical connector and vacuum connector of the fuel rail pressure and temperature sensor. Prior to sensor removal dismantle the two bolts which secure the device. Apply clean engine oil on the O-ring seal before installing the new sensor and fasten its bolts to 3 Nm (27 lb-in). The installation process ends when performing the reverse steps.

Safety measures must always be followed when servicing the fuel rail pressure and temperature sensor because highly volatile fuel mixtures exist near all fuel components. Open flames and smoking activities must be forbidden from the work area. Any fuel tubes or components must be disconnected only after the fuel system pressure is relieved since the system maintains pressure even when the engine shuts off. The first step involves draining fuel system pressure and the second step calls for unclipping the battery ground wire. Remove the fuel rail pressure and temperature sensor by disconnecting its electrical connector along with its vacuum tube. Unfasten the two sensor retaining bolts. Install new O-ring seals only if necessary and use 5 Nm (44 lb-in) force when tightening the bolts during installation of the sensor. Add lubricating oil to the new O-ring seal before reversing the installation steps for completing the assembly.

Safety measures must always be implemented before working on the fuel pressure and temperature sensor since it contains flammable fluids which require you to avoid using open flames and not to smoke near this area. All fuel lines and components should be removed only after first reducing the pressure in the fuel system since the system maintains high pressure while the engine is not operating. Disconnection of the battery's ground cable must be followed by the removal of fuel system pressure. Follow the illustrated table and sequence to remove parts one by one. The installation process will require performing the opposite steps of removal to finish building the fuel system.

The first step for fuel tank pressure sensor service involves disconnecting the battery ground cable as a safety precaution to prevent possible fuel vapor ignition from electrical sparks. Restrict the area from all smoking activities and flame sources. You must first remove the evaporative emission (EVAP) canister together with the fuel tank shield. The service of the fuel tank pressure sensor begins with electrical connector removal from the sensor followed by the removal of three fuel pump module quick connect couplings and vapor vent valves. Disconnect the fuel pressure sensor device with its connecting tube system. Reinstall the new sensor following the reverse order of removal then perform a leak test on the evaporative emission system and execute the evaporative emission repair verification drive cycle for proper operation.

Start servicing the fuel rail pressure and temperature sensor by maintaining safety through the exclusion of smoking or lighted tobacco since highly flammable mixtures exist. Assess all fuel-related components using personal electronic devices is prohibited since their operation can trigger ignition sources. The service starts by relieving fuel system pressure then removing the ground cable from the battery. The removal procedure starts by disconnecting both the electrical connector and vacuum connector from the fuel rail pressure and temperature sensor. Use a tool to remove the two bolts maintaining the sensor before extracting it. The installation process ends with bolt tightening to 5 Nm (44 lb-in) while the O-ring needs replacement with a fresh unit that should receive oil application prior to reversing the uninstallation steps.

Take out the sensor itself and discard the old O-ring seal.

Tighten the sensor bolts to 5 Nm (44 lb-in).

Ensure they click into place and pull on the tube to ensure a secure connection.

Tighten the bolts to 6 Nm (53 lb-in).

Reverse the removal steps.

Using an ordinary O-ring can lead to fuel system leaks.

Reverse the removal procedure to complete the installation.

Fuel in the system remains under high pressure even when the engine is off, so relieving the pressure is essential to avoid personal injury.

Tighten it to 6 Nm (53 lb-in) and replace the O-ring seal with a new one made of special fuel-resistant material.

Cut and discard the fuel tank shield strap.

Perform a leak test on the evaporative emissions system and carry out the evaporative emissions repair verification drive cycle to ensure proper function.

Avoid smoking or open flames near fuel components, as flammable mixtures are present.

Tighten it in two stages: first to 7 Nm (62 lb-in), followed by an additional 40 degrees.

Relieve the fuel system pressure, as the system remains under high pressure even when the engine is off.

Disconnect the battery ground cable.

The electrical connector and vacuum connector.

Next, disconnect the electrical connector and vacuum tube from the fuel rail pressure and temperature sensor.

Relieve the fuel system pressure to prevent personal injury.

The first step is to relieve the fuel system pressure to ensure safety from potential personal injury due to high pressure that remains even when the engine is off.

Reinstall by reversing the removal steps.