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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

HA2 - Check Fuel Pressure



WARNING: The fuel system will remain pressurized when engine is not running. To prevent injury or fire, use caution when working on the fuel system.

- Key "OFF".

- Install fuel pressure gauge.

- Verify that manifold vacuum is connected to the fuel pressure regulator if applicable.

- Start and run engine at idle. Note fuel pressure.

- Refer to Fuel Pressure Specification Table. HA - Fuel Pressure Specifications

- Is fuel pressure within specification?

Yes -- Go to HA3. HA3 - Check System's Ability to Hold Fuel Pressure

No -- Verify integrity of fuel pressure regulator, vacuum line, fuel filter and fuel lines. Refer to Fuel Delivery and Air Induction/Testing and Inspection/Procedures.