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Home >> Jeep >> 2012 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> U1146-Lost Communication With External Memory >> Set Condition:

Set Condition:

Communication between the TCM and the EEPROM in the transmission is not active for the period of 5 seconds.

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