Repair Procedures: Inspection
- Turn the ignition switch OFF.
- Disconnect the console temperature, mode, ON/OFF actuator connector.
- Verify that the console temperature control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 7.
Verify that the console actuator operates to the vent mode when connected in reverse.
PIN NUMBER AND FUNCTION DESCRIPTIONPin NO Function 1 - 2 - 3 Cool position 4 Sensor (+5V) 5 Feedback signal 6 Sensor ground 7 Warm position PIN NUMBER AND FUNCTION DESCRIPTIONPin NO Function 1 - 2 - 3 Rear vent 4 Sensor (+5V) 5 Feedback signal 6 Sensor ground 7 Rear floor PIN NUMBER AND FUNCTION DESCRIPTIONPin NO Function 1 - 2 - 3 Console (ON) 4 Sensor (+5V) 5 Feedback signal 6 Sensor ground 7 Console (OFF) - Connect the console temperature, mode, ON/OFF actuator connector.
- Turn the ignition switch ON.
- Check the voltage between terminal 5 and 6.
- If the measured voltage is not within specification, check the operation by replacing the existing console temperature, mode, ON/OFF actuator with a new genuine part. After that, determine whether replacement of the temperature control actuator is required or not.