Operation CHARM: Car repair manuals for everyone.

Blend/Mode/Recirc Door Operation Improper --Single-Zone MTC

Test 1 - 3:




Test 4 - 7:






SYMPTOM
BLEND/MODE/RECIRC DOOR OPERATION IMPROPER --SINGLE-ZONE MTC

POSSIBLE CAUSES
- Check for actuator circuit test fault messages
- Check for active HVAC DTC's
- Check for HVAC do0r recalibration fault messages
- Mode door actuator/linkage/door
- Blend door actuator/linkage/door
- Recirculation door actuator/linkage/door