HVAC System - Manual

HVAC SYSTEM - MANUAL


AIR DELIVERY
HVAC CONTROL MODULE







The HVAC control module is a class 2 device that interfaces between the operator and the HVAC system to maintain air temperature and distribution settings.The battery positive voltage circuit provides power that the control module uses for keep alive memory (KAM). If the battery positive voltage circuit loses power, all HVAC DTCs and settings will be erased from KAM.The body control module (BCM), which is the vehicle mode master, provides a device on signal.The control module supports the features as in the table.


AIR TEMPERATURE
HVAC CONTROL MODULE







The HVAC control module is a class 2 device that interfaces between the operator and the HVAC system to maintain air temperature and distribution settings.The battery positive voltage circuit provides power that the control module uses for keep alive memory (KAM). If the battery positive voltage circuit loses power, all HVAC DTCs and settings will be erased from KAM. The body control module (BCM), which is the vehicle mode master, provides a device on signal. The control module supports the features as in the table.