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
HVAC System Test (ATC)
Test 1 - Test 3:
Test 4:
SYMPTOM ATC SYSTEM TEST
POSSIBLE CAUSES -
Attempt to communicate with the PCM, BCM, & ATC
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Check for HVAC related DTCS in the PCM & BCM
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Monitor the DRBIII(R) active DTCS
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Check for HVAC related DTCS in the PCM
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A/C system testing
