Recirculation Door Test Failure (Inoperative Or Stall) - Chrysler Concorde 2004 Service Manual

HEATING & A/C
Symptom:
RECIRCULATION DOOR TEST FAILURE (INOPERATIVE OR
STALL)
When Monitored and Set Condition:

RECIRCULATION DOOR TEST FAILURE (INOPERATIVE OR STALL)

When Monitored: During HVAC motor calibration.
Set Condition: The BCM is unable to detect the end of travel for one or more of the HVAC
doors.
RECIRCULATION DOOR ACTUATOR - OPEN
COMMON DOOR DRIVER CIRCUIT OPEN
BODY CONTROL MODULE - COMMON DRIVER OPEN
RECIRCULATION DOOR DRIVER CIRCUIT OPEN
BODY CONTROL MODULE - RECIRCULATION DRIVER OPEN
TEST
1 Turn (press) the Recirc Door switch off.
With the DRBIII , erase Body Control Module DTC's.
Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Measure the voltage of the Common Door Driver circuit.
Turn the ignition on.
Turn (press) the Recirc Switch on while observing the voltmeter.
Did the voltage go to above 9.0 volts for over 6 seconds?
Yes → Go To 2
→ Go To 5
No
2 Turn (press) the Recirc Door switch off.
With the DRBIII , erase Body Control Module DTC's.
Turn the ignition off.
Disconnect the Recirculation Door Actuator harness connector.
Measure the voltage of the Recirculation Door Driver circuit.
Turn the ignition on.
Turn (press) the Recirc Switch on then off while observing the voltmeter.
Did the voltage go to above 9.0 volts for over 6 seconds?
Yes → Go To 3
→ Go To 4
No
POSSIBLE CAUSES
ACTION
320
APPLICABILITY
All
All