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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TCM




COMPONENT PARTS

A/T CONTROL SYSTEM : TCM

- The TCM consists of a microcomputer and connectors for signal input and output and for power supply. The
TCM controls the A/T.
- The TCM is integral with the control valve assembly and built into the A/T assembly.
- TCM transmits sub electric oil pump oil pressure command signal to sub electric oil pump inverter and secures necessary hydraulic pressure from sub electric oil pump, when necessary hydraulic pressure for transmission cannot be obtained during idling stop operation.