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
Cranking Signal: Description and Operation
PURPOSE/OPERATIONThe
ignition switch-ST inputs a high signal to the
Engine Control Module (ECM) while the engine is cranking.
The ECM provides fuel injection control etc. at engine start-up based on this signal.