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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 438 (Vehicle Dynamic Suspension) >> Diagnosis And Testing >> Vehicle Dynamic Suspension >> Diagnostic Routines >> Pinpoint Test G: U0155:87 >> Normal Operation and Fault Conditions

Normal Operation and Fault Conditions

WARNING: This page is about a different car, the 2013 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.

With the ignition ON, the IPC sends the VDM messages over the HS-CAN. If the VDM does not receive these messages within a certain time frame, the module sets DTCs. For information on the messages sent to the VDM by the IPC, refer to the NETWORK MESSAGE CHART  in Vehicle Dynamic Suspension.

DTC FAULT TRIGGER CONDITIONS

DTC Description Fault Trigger Conditions
  • U0155:87
Lost Communication With IPC: Missing Message This DTC sets in continuous memory if the damper mode change request message is missing.