No CCD Message From Body Control Module

NAME OF CODE:
No CCD Message From Body Control Module

WHEN MONITORED:
Anytime the ignition is ON.

SET CONDITION:
No CCD messages are received from the BCM for 30 seconds.

THEORY OF OPERATION:
The PCM and BCM communicate across the CCD bus system. Information is needed from either module to operate their respective systems.

POSSIBLE CAUSES:
- Open CCD Bus (+) or (-) circuit between the modules.
- BCM not powered up
- BCM or PCM failure