Mode Door Stall Test Failure

Test 1:

Test 2 - 5:

Test 6 - 8:

Test 9 - 11:

SYMPTOM
MODE DOOR STALL TEST FAILURE

WHEN MONITORED
During HVAC motor calibration.

SET CONDITION
This DTC will set if the BCM is unable to detect the end of travel for the mode door.

POSSIBLE CAUSES
- Common door driver circuit open between the BCM and C200
- Common door driver circuit open between the C200 and actuator
- Common door driver circuit shorted to ground between the BCM and C200
- Common door driver circuit shorted to ground between the C200 and actuator
- Mode door actuator
- Mode door driver circuit open between the BCM and C200
- Mode door driver circuit open between the C200 and actuator
- Mode door driver circuit shorted to ground between C200 and the actuator
- Mode door driver circuit shorted to ground between the BCM and C200
- Wiring harness inspection
- Body control module