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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Body Control Module (BCM) - DTCS B10AD-13 To U1802-08 - 500 - Except Electric) >> DTC Troubleshooting >> U1722-87-Lost Communication With ESM >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
CAN C BUS (+) CIRCUIT SHORTED TO VOLTAGE
CAN C BUS (-) CIRCUIT SHORTED TO GROUND
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
BCM NOT CONFIGURED CORRECTLY
ESM POWER AND GROUND
ELECTRONIC SHIFT MODULE (ESM)
MODULE THAT SET THIS DTC