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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Pinout Values and Diagnostic Parameters

TERMINALS OF ECU

CHECK A/C CONTROL ASSEMBLY (A/C ECU)

Terminals Of ECU / Pinouts - Check A/C Control Assy (A/C ECU):




a. Disconnect the A11 ECU connector.




b. Measure the voltage and resistance of the wire harness side connector.
c. Reconnect the A11 ECU connector.




d. Measure the voltage of the connector.