Diesel Data: Automotive Repair

Fuel Pressure Regulator: Service and Repair

WARNING: Do not smoke while working on the fuel system. Keep open flame away from your work area.

1. Place a shop towel under the fuel pressure regulator, then relieve fuel pressure.
2. Disconnect the vacuum hose and fuel return hose.




3. Remove the two 6 mm retainer bolts.

NOTE:
- Replace the 0-ring.
- When assembling the fuel pressure regulator, apply clean engine oil to the 0-ring and assemble it into its proper position, taking care not to damage the 0-ring