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

Engine Oil Pressure

Oil Pressure
At Curb Idle Speed* 25 kPa (4 psi)
At 3000 rpm 170 - 550 kPa (25 - 80 psi)

CAUTION: *If pressure is ZERO at curb idle, DO NOT run engine at 3000 rpm.