Fuel Pressure Release: Service and Repair
Fuel System Pressure Release
Special Service Tools
Adaptor fuel rail pressure check
310-116 (LRT-19-006A)
WARNING: The spilling of fuel is unavoidable during this operation. Ensure that all necessary precautions are taken to prevent fire and explosion.
1 Disconnect the battery ground cable. For additional information, refer to Specifications Service and Repair
2 Remove the engine cover. For additional information, refer to Engine Cover - 4.0L Service and Repair
3 Release the clip and disconnect the purge line.
4 Remove the fuel rail Schraeder valve cap.
5 Install the special tool to the fuel rail Schraeder valve.
6
WARNING: Do not carry or operate cellular phones when working on or near any fuel related components. Highly flammable vapors are always present and may ignite. Failure to follow these instructions may 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 vapors are always present and may ignite. Failure to follow these instructions may result in personal injury.
Open the valve on the special tool, release the fuel pressure and allow the fuel to drain into a container.
7 Close the special tool valve.
8 Remove the special tool from the Schraeder valve.
- Remove the container.
9 Install the Schraeder valve cap.
10 Connect the purge line.
- Clean the component mating faces.
11 Install the engine cover. For additional information, refer to Engine Cover - 4.0L Service and Repair
12 Connect the battery ground cable. For additional information, refer to Specifications Service and Repair