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Pinpoint Test B: U0155:87: Notes

Normal Operation and Fault Conditions 

The BCM communicates with the PCM through the GWM. REFER to: Communications Network - System Operation and Component Description .

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U0155:87 Lost Communication With Instrument Panel Cluster (IPC) Control Module: Missing Message A continuous memory DTC that sets in the BCMB if data messages received from the IPC through the GWM are missing.

Possible Sources