On-vehicle InspectionSpark test1.Check for DTCs. • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC.
Schematic Diagram
Inspection1.Turn the ignition switch OFF.2.Disconnect the mode control actuator connector.3.Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.Verify that the mode control actuator operates to the vent mode when connected in reverse.
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