Home › Jaguar › 2014 › XK Base, 2D Convertible › Repair and Diagnosis › Restraints › Restraints Control Systems › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- XK/X150 › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) › Description And Operation › Restraints Control Module [RCM] › DTC U0155-87: Lost Communication With Instrument Panel Cluster (IPC) Control Module - Missing message › Possible Causes