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)
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temporarily or
permanently
Cranking Signal: Description and Operation
PURPOSE/OPERATION An input signal to the
engine control module to indicate when the engine is cranking. The
ignition switch supplies "ON" and "START" information to the engine control module to position the idle speed control components. The ignition switch "ON" signal is provided to the engine control module through the control relay.