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 Inputs
B108 Low Refrigerant Pressure Switch The low refrigerant pressure switch displays the state of the switch as HI or LO voltage input to the BCM. A "LO" indicates low
refrigerant pressure (switch open).