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: Specifications

SYSTEM OPERATING PRESSURE [1]
Vacuum hose connected 3.2 - 3.8 bar (46 - 55 psi)
Vacuum hose disconnected 3.8 - 4.2 bar (55 - 61 psi)

SYSTEM RESIDUAL PRESSURE [2]
Cold engine 2.2 bar (32 psi)
Warm engine 3.0 bar (43.5 psi)

[1]: At idle.
[2]: After 10 minutes.