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Normal Operation and Fault Conditions

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The OCSM uses information contained in messages from the RCM sent on the HS-CAN2. 

PPT AP OCSM DTC FAULT TRIGGER CONDITIONS

DTC Description Fault Trigger Conditions
U0151:00 Lost Communication with Restraints Control Module: No Sub Type Information Sets if the OCSM does not receive an expected message from the RCM.