Fuel Pressure Release
WARNING:
Always relieve fuel pressure before disconnecting any fuel injection-related component. DO NOT
allow fuel to contact engine or electrical components.
- Disconnect negative battery cable. Slowly open fuel cap to release fuel tank pressure. Remove protective cap from pressure test port on fuel rail.CAUTION: To minimize fuel spill, wrap a shop towel around and under pressure test port.
- Using Fuel Pressure Gauge/Hose Tool (5069) with gauge removed, place gauge end of hose into approved gasoline container. To release pressure, screw other end of hose onto pressure test port. After pressure is released, remove hose from test port and continue fuel system service. When servicing is completed, install protective cap on fuel rail test port.