Mazda RX-8 Workshop Manual page 2633

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2011 - RX-8 - HVAC
AIRFLOW MODE ACTUATOR INSPECTION [FULL-AUTO AIR CONDITIONER]
1. Connect battery positive voltage to airflow mode actuator terminal F (or G), and ground to
terminal G (or F), and then verify that the airflow mode actuator operates as shown in the table.
Apply the external power supply.
If the operation condition is not normal, replace the airflow mode actuator.
Terminal Airflow mode actuator operation
F G
B+ Ground
Ground B+
DEFROSTER→VENT
VENT→DEFROSTER