Air Recirculation Malfunction

AIR RECIRCULATION MALFUNCTION

DIAGNOSTIC AIDS
- The condition may be intermittent.
- Inspect the air delivery system for the following conditions:
- An obstruction to the airflow
- Air leaks
- Misaligned air ducts
- Broken or binding linkages or doors

TEST DESCRIPTION

Step 1 - Step 9:

The number below refers to the step number on the diagnostic table.
4. This step drives the actuator in both directions. If the actuator door is already in the position you are attempting to drive it to, reverse the polarity to drive the actuator in opposite direction.