RAM 1500 Van V8-5.2L CNG VIN T (1999)
Fuel Pressure Release: Service and Repair
Fuel Cylinder Pressure Release - Cng
FUEL CYLINDER PRESSURE RELEASE PROCEDURE
1. Close the fuel control valves on the cylinders not being serviced by turning the valves completely clockwise.
2. Ensure the manual shut-oft valve is in the open position. The valve is open when the handle is parallel with the fuel tubes.
3. Start the engine and let it run until the fuel is depleted.
4. Attempt to start the engine by cranking for 6 seconds.
5. Pausing 10 seconds between attempts, repeat steps 3 and 4 two more times.
WARNING: THE FUEL CYLINDERS THAT ARE NOT BEING SERVICED STILL CONTAIN HIGH-PRESSURE FUEL.
