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)

Or, hide this message: temporarily or permanently

Immobilizer, Bus



Control Module Inputs For The Immobilizer, Bus







^ Identification number from (540)
^ Diagnostics communication

For a further description of the input information from the bus to the control module, see Bus messages.

For a further description of diagnostics, see Bus and diagnostics communication.