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U1000 Diagnostic Trouble Code Discussion for September 2018

Class 2 Communication Malfunction


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Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2005 Cadillac STS 3.6L No Start VIN: 1G6DW67775
U1000: transmission control module lost comm w ecm. car came in no start charged battery scan system no crank . checked all fuses ecm no comm instrument cluster no activity when try to turn system on with push to start switch .sometimes cluster will light up when push to start button pressed but instantly g...
September 05, 2018
2007 Nissan Sentra SL 2.0L Stall, MIL Lamp on VIN: 3N1AB61E77
U1000: Controller Area Network Line Malfunction. Ok guys. I have a real head scratcher here. Vehicle came in with the customer complaining about a transmission issue. It does indeed have multiple codes from the trans. upon further diagnosis and driving it also has a boatload of other symptoms. Vehicle st...
September 18, 2018
2007 Nissan Sentra SL 2.0L Stall, MIL Lamp on VIN: 3N1AB61E77
U1000: Controller Area Network Line Malfunction. Ok guys. I have a real head scratcher here. Vehicle came in with the customer complaining about a transmission issue. It does indeed have multiple codes from the trans. upon further diagnosis and driving it also has a boatload of other symptoms. Vehicle st...
September 19, 2018