Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Fuel Tank Pressure Sensor (CNG): Service and Repair

REMOVAL
1. Perform the pressure relief/fuel line venting procedure. Refer to Fuel Delivery and Air Induction.
2. Disconnect the battery ground cable. For additional information, refer to Battery.
3. Raise and support the vehicle.







4. Remove the fuel tank pressure sensor.
1 Disconnect the fuel tank pressure sensor electrical connector.
2 Remove the fuel tank pressure sensor.

INSTALLATION







1. Follow the removal procedure in reverse order.

NOTE:
^ Replace the fuel tank pressure sensor O-ring seal.
^ Lubricate the fuel tank pressure sensor O-ring seal with Super Premium SAE 5W-30 Motor Oil XO-5W30-QSP meeting Ford specification WSS-M2C153-G or equivalent prior to installation, to help seal and ease the installation.