Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Fuel Pressure Regulator: Service and Repair

Pressure Regulator Replacement:






1. Relieve fuel system pressure.
2. Remove intake plenum.
3. Disconnect fuel return hose.
4. Remove vacuum line from regulator.
5. Remove attaching bolts and lift regulator from fuel rail.
6. Remove O-ring from regulator.
7. Reverse steps to install. Use new O-ring. Torque attaching bolts to 69 - 95 in lb (8 - 11 Nm).