E 450 V8-5.4L (2009)
5. NOTE: 6.8L shown, 4.6L and 5.4L similar.
Install the cap on the fuel pressure relief valve.
6. NOTE: It may take more than one key cycle to pressurize the fuel system.
Cycle the ignition key and wait 3 seconds to pressurize the fuel system. Check for leaks before starting the engine.
