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

































ECM INSPECTION TABLE

Specification data are reference values and are measured between

each terminal and ground.

Pulse signal is measured by CONSULT-II.


CAUTION:

Do not use ECM ground terminals when measuring the input/output voltage. Doing so may result in damage to the ECM's transistor. Use ground other than the ECM terminals, such as the ground.