F 150 Heritage 4WD Pickup V8-5.4L SOHC VIN Z Bi-fuel (2004)
7. Remove the crankcase ventilation tube.
8. Remove the power steering reservoir upper bracket.
9. CAUTION: After disconnecting, plug the fuel tubes to prevent leakage.
Disconnect the fuel hose spring lock couplings.
10. Disconnect the eight ignition coil electrical connectors.
11. Disconnect the eight fuel injector electrical connectors.
4.6L engines