Question: 19 of 21 Through which connection does the control panel communicate with the ECM (controller)? Main power relay Ground circuit Data link Battery supply 20
19 of 21 Through which connection does the control panel communicate with the ECM (controller)? Main power relay Ground circuit Data link Battery supply 20 of 21 What electronic control system component provides an input to the A/C ECM (controller)? Coolant temperature sensor Compressor relay Blower fan control Under seat air actuator 21 of 21 The probable causes for an air conditioning system that does not cool are . (Select all that apply.) a defective mode door actuator a restricted heater core low water pump flow a low pressure switch failure
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