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U0121 Diagnostic Trouble Code Discussion for June 2018

Lost Communication With EBCM


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Trouble Ticket Help Requests for DTC U0121
Help Request Posted
2012 Jeep Grand Cherokee Laredo 3.6L No Start, Nothing work VIN: 1C4RJEAG0C
U0121: Lost communication anti lock brake. Sometime press remote control and nothing happen. Insert key and turn on, nothing happen. If i wiggle the key, everything work.
June 16, 2018
2012 Jeep Grand Cherokee Laredo 3.6L No Start, Nothing work VIN: 1C4RJEAG0C
U0121: Lost communication anti lock brake. Sometime press remote control and nothing happen. Insert key and turn on, nothing happen. If i wiggle the key, everything work.
June 18, 2018