Fuel Rails: Disassembly
- Depressurize fuel system by disconnecting fuel pump wiring harness at fuel tank. Start engine. Let run until fuel is exhausted and engine stops. Turn ignition switch to "OFF" position. Disconnect negative battery cable.
- Disconnect air intake hose. Disconnect PCV, brake booster and vacuum hoses and position out of way. Drain radiator if coolant lines are to be disconnected. Disconnect coolant lines as necessary for clearance. Disconnect injector electrical connectors. Position all lines, hoses and electrical connectors out of way.
- Disconnect high pressure fuel line at fuel rail. Disconnect fuel return line and vacuum line connection at fuel rail. Remove fuel rail securing bolts and lift fuel rail and injectors from engine.