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

Engine Control Module

ECM Plug:

Engine control module connector

View of plug from wire side - cover removed.

Pins 1 to 13 bottom row.
Pins 14 to 27 center row.
Pins 28 to 40 top row.

For clarity, electrical leads omitted.