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
Data Link Connector: Description and Operation
The Data Link Connector
(DLC) is a central communication link to all of the Electronic Control Modules
(ECM's) that have on board diagnostic capabilities. This provides a standardized connection for OBD II use.