Chrysler 300M 2002 Service Manual page 2038

Symptom:
RECIRC DOOR OUTPUT SHORTED TO GROUND
When Monitored and Set Condition:
RECIRC DOOR OUTPUT SHORTED TO GROUND
When Monitored: Whenever the BCM attempts to move one of the HVAC actuators.
Set Condition: When the BCM detects one or more of the following outputs shorted to
ground: mode door driver, blend door driver, recirculation door driver or the common door
driver.
RECIRCULATION DOOR DRIVER CIRCUIT SHORT TO GROUND
BODY CONTROL MODULE
TEST
1 Turn all lights off. Close the driver door latch to turn courtesy lamps off.
Disconnect the Body Control Module C1 harness connector.
Measure the resistance between ground and the Recirculation Door Driver circuit.
Is the resistance below 5.0 ohms?
Yes → Repair the Recirculation Door Driver circuit for a short to ground.
→ Replace the Body Control Module.
No
POSSIBLE CAUSES
ACTION
Calibration must be performed after repair/replacement is com-
pleted.
Perform BODY VERIFICATION TEST - VER 1.
Calibration must be performed after repair/replacement is com-
pleted.
Perform BODY VERIFICATION TEST - VER 1.
315
HEATING & A/C
APPLICABILITY
All