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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Description




ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT

ECM : Description

Performing the following procedure can automatically activate recommunication of ECM and BCM, but only when the ECM is replaced with a new one*.
*: New one means a virgin ECM that has never been energized on-board.
(In this step, initialization procedure by CONSULT is not necessary)
NOTE:
-If multiple keys are attached to the key holder, separate them before beginning work.
-Distinguish keys with unregistered key IDs from those with registered IDs.