Mike's Workshop Manuals
: Service manuals for every vehicle
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740i
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Heating, Ventilation & A/C (HVAC)
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HVAC Control Systems
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Climate Control Inputs
Climate Control Inputs
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CLIMATE CONTROL Inputs
Power And Ground Inputs
Starting Input
Distribution/Air Delivery Selection
Temperature Selection
Blower Control
Stratified Air
Temperature Sensor Monitoring
AUTOMATIC RECIRCULATED AIR (AUC if equipped)
COMPRESSOR SHUT OFF SIGNAL (if applicable)
REFRIGERANT PRESSURE SENSOR (if applicable)
CLIMATE CONTROL Outputs
Water Valves
Auxiliary Coolant Pump
Blower Speed Signal
Stepper Motor Control
Compressor Control
Auxiliary Fan Control
Rear Window Defroster
Windshield Base/Washer Spray Jet Heaters
Parked Car Ventilation
IHKA/ECM Interfaces