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
Ignition Timing Modification Signals
- Ignition Timing Modification Request
- Ignition Timing Map Shift
- Ignition Timing/Fuel Injection Cutout RequestThe ECM receives various input signals from other control modules that will:
-
Modify
ignition timing (advance/retard)
-
Select alternate
ignition timing MAP -
Activate ignition/injection fadeout.
-
Cancel ignition/injection.