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U1001 Diagnostic Trouble Code Discussion for August 2011

Lost Communication With XXX Control Module

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Trouble Ticket Help Requests for DTC U1001
Help Request Posted
2005 Nissan Xterra SE 4.0L No Start VIN: 5N1AN08W95
U1001: Controller Area Network Line Malfunction. Truck came in for no crank condition and intermittently starts out from wrong gear. Check system found the 2 codes listed and have no communication with the TCM. Replaced the relay in the IPDM and then found the AT/ECM fuse missing from IPDM fuse location, rep...
August 11, 2011