6.Fresh Air/Recirculation Air Flap Vacuum Motor, Checking

- remove water tray from air plenum under hood

VACUUM MOTOR:

- set A/C temperature to 90~F (32~C)
^ fresh air flap must be open and recirculation air flap closed (arrow)

VACUUM MOTOR:

- set A/C temperature to 60~F (15~C)
^ fresh air flap must be closed and recirculation air flap open

If air recirculation flap remains open, - check connector piece on vacuum motor If broken, - replace vacuum motor