Fuel Pressure Regulator: Service and Repair

FUEL PRESSURE REGULATOR INSTALLATION
1. Apply a small amount of clean engine oil to a new O-ring and insert it to the fuel rail carefully.

CAUTION: Do not let the engine oil get into the fuel rail.

2. If the fuel pressure regulator does not move smoothly, the O-ring may be folded. Then, remove the regulator to check the O-ring for damage.
3. Tighten the regulator to the specified torque.

Tightening torque: 8.8 Nm (6.5 ft.lbs.)