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Home >> Fiat >> 2014 >> 500c Abarth >> Repair and Diagnosis >> External Pages >> Different car >> Section 58 (Electric Vehicle Control Unit (EVCU) Module - DTCS P1139-00 To U1487-00 - 500E) >> Diagnosis And Testing >> U1040-00-ESM Detected Communication Error From EVCU >> Set Condition

Set Condition

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The Electronic Shift Module (ESM) is unable to communicate with the Electric Vehicle Control Unit (EVCU).