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Home >> Jeep >> 2015 >> Compass Limited, AWD, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 ((Transmission Control Module (TCM) - Electrical Diagnostics - CVT Automatic Transmission)) >> DTC Troubleshooting >> U0121-Lost Communication With Antilock Brake Module >> Set Condition

Set Condition

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

Refer to U0121-LOST COMMUNICATION WITH ANTILOCK BRAKE MODULE and perform the appropriate diagnostic procedure.