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

Fuel Pressure

Fuel Pressure

Key On/ Engine Off (KOEO)

Fuel Pressure 55-70 psi (380-482 kPa)

Fuel Pressure After 1 Minute (Pump not running)

Hold Pressure within 34 kPa (5 psi) of previous reading