DTC P1695: No CCD Message From Body Control Module: Description

Circuit is monitored anytime engine is running. DTC is set when no CCD messages are received from Body Control Module (BCM) for 30 seconds. Possible causes for DTC to set are: CCD bus (+) open circuit, CCD bus (-) open circuit, defective wiring harness, BCM no response or defective Powertrain Control Module (PCM).