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Pinpoint Test H : U0198:87: Notes

Refer to Module Communications Network for schematic and connector information.

Normal Operation and Fault Conditions 

REFER to: Communications Network - System Operation and Component Description .

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Condition
BCM U0198:87 Lost Communication With Telematic Control Module "A": Missing Message A continuous memory DTC that sets in the BCM if messages received from the TCU are missing.

Possible Sources 

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