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)
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Voltage Signal: Description and Operation
The
PCM monitors ignition voltage on CKT 225 to the PCM. Code P016 will set is ignition voltage drops below 10 volts, with the engine running above 500 rpm or goes above 16 volts.