Air Recirculation Malfunction
Air Recirculation Malfunction
Diagnostic Aids
* The condition may be intermittent. Refer to Testing for Intermittent Conditions and Poor Connections in Diagnostic Aids. Component Tests and General Diagnostics
* 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
* If the scan tool indicates that the Door Actual parameter is 5-10 counts from the Commanded Door parameter, then perform the recalibration procedure for the HVAC door actuators. Refer to Actuators Recalibration (Auxiliary HVAC) Actuators Recalibration (Primary). Programming and Relearning Programming and Relearning
Test
