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Home >> Jeep >> 2014 >> Compass Limited, AWD, Automatic CVT Trans >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> (Transmission Control Module (TCM) - Electrical Diagnostics - CVT Automatic Transmission) >> DTC Troubleshooting >> U0121-Lost Communication With Antilock Brake Module >> Set Condition

Set Condition

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

Refer to DTC INDEX and perform the appropriate diagnostic procedure. .

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