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U1001 Diagnostic Trouble Code Discussion for May 2009

Lost Communication With XXX Control Module

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Trouble Ticket Help Requests for DTC U1001
Help Request Posted
2002 Nissan Maxima SE 3.5L MIL Lamp on VIN: JN1DA31D62
U1001: Controller Area Network Line Malfunction. oxygen sensors replaced tested old sensor resistance good tested o2 sensor harness 12v present ecm ground control functioning cleaned and installed redundant ground straps pin tested all aplicable circuits at ecm all 4 codes return at once if i clear codes aft...
May 22, 2009