For 1990-2009 cars only
Removal Procedure
- Relieve the fuel pressure. Refer to Fuel Pressure Relief .
- Clean any dirt from the fuel pressure regulator retaining ring.
- Remove the vacuum hose from pressure regulator.
- Remove the snap ring (3).
- Using a shop towel to catch any spilled fuel, lift and twist the fuel pressure regulator in order to remove the fuel pressure regulator (4) from the fuel pressure regulator housing (1).
- Remove the regulator O-ring small (7).
- Remove the regulator filter screen (2).
- Remove the regulator O-ring large (6).
- Remove the regulator O-ring back up (5).
- Cover the fuel pressure regulator housing (1) to prevent contamination from entering the fuel system.
Installation Procedure
- New O-rings on the fuel pressure regulator (4), if a new fuel pressure regulator is not being installed. Lubricate the O-rings lightly with clean engine oil.
- Install the regulator back up O-ring (5).
- Install the regulator O-ring large (6).
- Install the regulator filter screen (2).
- Install the regulator O-ring small (7).
- Install the fuel pressure regulator (4) in the fuel pressure regulator housing (1).
- Install the snap ring.
- Install the vacuum hose to the fuel pressure regulator.
Notice:
• Do not use compressed air in order to test or clean a fuel pressure
regulator as damage to the fuel pressure regulator may result. • Clean the fuel pressure regulator filter screen with gasoline
if necessary. • Do not immerse the fuel pressure regulator in a solvent bath in
order to prevent damage to the fuel pressure regulator.
