DeVille DTS V8-4.6L VIN 9 (2002)
Fuel Pressure Release: Service and Repair
Fuel Pressure Gage Installation and Removal
TOOLS REQUIRED
J 34730-1A Fuel Pressure Gage
INSTALLATION PROCEDURE
CAUTION: Refer to Gasoline/Gasoline Vapors Caution in Service Precautions.
NOTE: Refer to Fuel and Evaporative Emission (EVAP) Hose/Pipe Connection Cleaning Notice in Service Precautions.
1. Remove the fuel injector sight shield.
CAUTION: Refer to Fuel Gage Leak Caution in Service Precautions.
2. Install the J 34730-1A to the fuel pressure service connection, located on the fuel rail.
3. Turn ON the ignition, with the engine OFF.
CAUTION: Refer to Fuel Storage Caution in Service Precautions.
4. Place the bleed hose of the fuel pressure gage into an approved gasoline container.
5. Open the bleed valve on the fuel pressure gage in order to bleed the air from the fuel pressure gage.
6. Command the fuel pump ON with a scan tool.
7. Close the bleed valve on the fuel pressure gage.
8. Command the fuel pump ON with a scan tool.
9. Inspect for fuel leaks.
REMOVAL PROCEDURE
