Monitored & Set Conditions
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, 2002 Chrysler Town & Country, and 2001 Dodge Grand Caravan. However, it is still accessible from the selected car via links, so may be relevant.
Bus circuit from Body Control Module (BCM) is monitored with ignition on and battery voltage more than 10 volts. DTC will set in Powertrain Control Module (PCM) memory when PCM senses no bus message received from BCM for 20 seconds. Possible causes for DTC to set are: intermittent condition, communication fault or defective PCM.