1. Connect battery positive voltage to terminal G and ground to terminal F of the rear airflow mode and air mix actuator.
2. After connecting the terminals in the table below to ground, verify that the operation status is as indicated in the table below.
3. Verify that the rear airflow mode and air mix actuator operates as shown below.
4. Inspect for continuity between the rear airflow mode and air mix actuator terminals using an ohmmeter.