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

Key In Ignition - Range Yes/No

The Body Function Controller (BFC) uses this input to determine whether a Key is inserted in the Ignition Switch. Yes, is displayed when a Key is inserted in the Ignition Switch (in any position). No, is displayed when a Key is not inserted (completely removed) in the Ignition Switch.