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: Testing and Inspection

1. Perform the fuel pressure release procedure. Fuel Pressure Release

Fuel Pressure Test Setup:





2. Install a suitable fuel pressure test guage.

Fuel Pump Test Connector:





3. Jump the fuel pump test terminal to ground.
4. Key ON, engine OFF.
5. Fuel pressure should be 270-310 kPa (39-45 psi).