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
Control Module: Description and Operation
These signals are used as a means of communications between the
PGM-FI ECU and the A/T ECU so that engine parameters can be adjusted prior to shifting. This preserves peak fuel efficiency, power generation, and comfort.