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U1001 Diagnostic Trouble Code Discussion for November 2009

Lost Communication With XXX Control Module

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Trouble Ticket Help Requests for DTC U1001
Help Request Posted
2002 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D22
U1001: Controller Area Network Line Malfunction. check can system wiring all checks good. found tsb but freeze frame data doesnt match discription.snapon scanner can communicate with pcm,srs,trans.controller and bcm.cant monitor combination meter or ipdm.any help is appreciated.
November 09, 2009