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)

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Engine Oil Pressure





The oil temperature should be between 80°C (176°F)and 100°C (212°).
The oil pressure at idle speed should be 150 kpa (22 psi).
The oil pressure between 3000 - 3500 rpm should be 380 - 650 kpa (55 - 94 psi).