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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A/C Signal: Testing and Inspection
A/C Request Circuit CheckGo to
A/C Controls.
Circuit DescriptionTurning ON the air conditioning supplies ignition voltage to the A/C compressor clutch and to the
PCM to increase and maintain
idle speed.
The
PCM does not control the A/C compressor clutch. Therefore, if the A/C system does not tunction, refer to
A/C Systems for diagnosis of the system.