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Home >> Jeep >> 2009 >> Liberty Limited, 4WD, Part Time >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Air Bag Restraint System - Electrical Diagnostics >> DTC Troubleshooting >> U0154-Lost Communication With Occupant Classification Module >> Possible Causes
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Possible Causes

Possible Causes 
CAN INTERIOR OR CAN C BUS CIRCUITS OPEN OR SHORTED
DIAGNOSTIC TROUBLE CODES (DTCs) RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES PRESENT
TOTALLY INTEGRATED POWER MODULE (TIPM) NOT CONFIGURED CORRECTLY
TOTALLY INTEGRATED POWER MODULE (TIPM) POWER AND GROUND
OCCUPANT CLASSIFICATION MODULE (OCM)
OCCUPANT RESTRAINT CONTROLLER (ORC)