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
Scan Tool Does Not Communicate With Class 2 Device
Diagnostic Chart (Part 1 Of 2):
Diagnostic Chart (Part 2 Of 2):
DIAGNOSTIC AIDS The class 2 serial data circuit may have an intermittent pen, short to voltage or short to ground. Refer to Testing for Intermittent and Poor Connections.
