Fuel Pressure Release: Service and Repair

FUEL SYSTEM PRECAUTIONS
1. BEFORE WORKING ON FUEL SYSTEM, DISCONNECT NEGATIVE (-) TERMINAL CABLE FROM THE BATTERY

HINT: Any diagnostic trouble code retained by the computer will be erased when the negative (-) terminal cable is removed from the battery. Therefore, if necessary, read the diagnosis before removing the negative (-) terminal cable from the battery.

2. DO NOT SMOKE OR WORK NEAR AN OPEN FLAME WHEN WORKING ON THE FUEL SYSTEM


FUEL PRESSURE RELEASE PROCEDURE
WHEN DISCONNECTING THE HIGH FUEL PRESSURE LINE, A LARGE AMOUNT OF GASOLINE WILL SPILL OUT, SO OBSERVE THE FOLLOWING PROCEDURES:



1. Disconnect the fuel pump connector.
2. Start the engine. After the engine has stopped on its own, turn the ignition switch to OFF.
3. Put a container under the connection.
4. Slowly loosen the connection.
5. Disconnect the connection.




6. Plug the connection with a rubber plug.


WHEN CONNECTING THE UNION BOLT ON THE HIGH PRESSURE PIPE UNION, OBSERVE THE FOLLOWING PROCEDURES:



1. Always use 2 new gaskets.
2. Tighten the union bolt by hand.
3. Tighten the union bolt to the specified torque.

Torque: 34.3 Nm (350 kg.cm, 25 ft.lb)

WHEN CONNECTING THE FLARE NUT ON THE HIGH PRESSURE PIPE UNION, OBSERVE THE FOLLOWING PROCEDURES:
1. Apply a light coat of engine oil to the flare nut, and tighten the flare nut by hand.



2. Using SST, tighten the flare nut to the specified torque.
SST 09631-22020
HINT: Use a torque wrench with a fulcrum length of 30 cm (11.81 in.).

Torque: 28 Nm (285 kg.cm, 21 ft.lb)