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Home >> Jeep >> 2013 >> Patriot Limited, FWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> (Transmission Control Module (TCM) - Electrical Diagnostics - Continuously Variable Transmission (CVT)) >> DTC Troubleshooting >> U0121-Lost Communication With Antilock Brake Module >> Set Condition
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Set Condition

A loss of CAN Bus communication between the TCM and ABS for the period of 2.0 seconds.