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

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General Chart of Hydraulic Pressure






General Chart of Hydraulic Pressure

Oil Pump - Regulator Valve

-Line Pressure

-Torque Converter Pressure

-Lubrication Pressure

Distribution of Hydraulic Pressure

Regulator Valve

-Line Pressure

-Torque Converter Pressure

-Lubrication Pressure

Manual Valve - To Select Line Pressure

Modulator Valve - Modulator Pressure

-1-2 Shift Valve

-2-3 Shift Valve

-3-4 Shift Valve

Clutch Pressure

Throttle Valve B - Throttle B Pressure