Fuel Pressure Release: Service and Repair
FUEL PRESSURE RELEASEWhen disconnecting the high fuel pressure line, a large amount of gasoline will spill out, so observe these procedures:
1. Put a container under the connection.
2. Slowly loosen the connection.
3. Disconnect the connection.
4. Plug the connection with a rubber plug.
When connecting the flare nut or union bolt on the high pressure pipe union, observe these procedures:
Union Bolt Type:
- Always use 2 new gaskets.
- Tighten the union bolt to the specified torque.
Torque: 29 N.m (300 kgf.cm, 21 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)
- Use a torque wrench with a fulcrum length of 30 cm (11.81 in.).
Torque: 28 N.m (285 kgf.cm, 21 ft.lbf) for using SST
NOTE: Do not rotate the fuel pipe, when tightening the flare nut.