Fuel Pressure Release: Service and Repair

FUEL PRESSURE RELEASE PROCEDURE
1. When disconnecting the high pressure fuel line, a large amount of gasoline will spill out, so observe the following procedures:




- Disconnect the fuel pump connector.
- Start the engine. After the engine has stopped on its own, turn off the ignition switch.





- Put a container under the connection.
- Slowly loosen the connection.
- Disconnect the connection.
- Plug the connection with a rubber plug.
- Reconnect the fuel pump connector.





2. When connecting the flare nut or union bolt on the high pressure pipe union, observe the following procedures:

Union Bolt Type:
- Always use a new gasket.
- Tighten the union bolt by hand.
- Tighten the union bolt to the specified torque.

Torque: 29 N.m (300 kgf.cm, 22 ft.lbf)

Flare Nut Type:
- Apply a light coat of engine oil to the flare nut, and tighten the flare nut by hand.





- Using SST, tighten the flare nut to specified torque.
SST 09631-22020

Torque: 30 N.m (310 kgf.cm, 22 ft.lbf)

HINT: Use a torque wrench with a fulcrum length of 30 cm (11.81 in.).