Fuel Rail With Fuel Pressure Test Port
- Disconnect negative battery cable. Remove fuel tank cap to release fuel tank pressure.
- Remove protective cap from fuel pressure test port on fuel rail. Place fuel pressure gauge end of Fuel Pressure Gauge (5069) into approved gasoline container. Screw remaining end of fuel pressure gauge hose onto fuel pressure test port. Fuel pressure will be released into gasoline container.
- After fuel pressure is released, remove fuel pressure gauge hose from fuel pressure test port. Reinstall protective cap on fuel pressure test port and fuel tank cap. Reinstall negative battery cable.