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Home >> Chrysler >> 2009 >> 300 C, RWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> (Steering Control Module (SCM) - Electrical Diagnostics) >> DTC Troubleshooting >> U0121-Lost Communication With Anti-Lock Brake System (Abs) Control Module >> Possible Causes
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Possible Causes

Possible Causes 
CAN B OR CAN C BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
TIPM NOT CONFIGURED CORRECTLY
ABS CONTROL MODULE
ABS CONTROL MODULE POWER AND GROUND
MODULE THAT SET THIS DTC
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