AIRFLOW MODE ACTUATOR INSPECTION

B3E074061070W02

1. Connect battery positive voltage to airflow mode actuator terminal D (or F), connect terminal F (or D) to ground, and then verify that the airflow mode actuator operates as shown in the table.

• If the operation condition is not normal, replace the airflow mode actuator.

Terminal

Airflow mode actuator operation

D

F

B+
Ground
DEFROSTER→VENT
Ground
B+
VENT→DEFROSTER

2. Verify that the resistance between terminals B and C, and C and A matches the airflow mode actuator operation as shown in the graph.

• If the operation condition and resistance are not normal, replace the airflow mode actuator.