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U1000 Diagnostic Trouble Code Discussion for November 2009

Class 2 Communication Malfunction


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Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JF52462
U1000: Class 2 Communication Malfunction. Car was towed in from a dealers lot,said the car ran fine when he parked it a week ago,but now it just cranks.Put snap on brick to it . No communication to ecm,cannot get any codes from it or data,however,the bcm will communicate only,and i can make it trigger...
November 05, 2009
2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JF52462
U1000: Class 2 Communication Malfunction. Car was towed in from a dealers lot,said the car ran fine when he parked it a week ago,but now it just cranks.Put snap on brick to it . No communication to ecm,cannot get any codes from it or data,however,the bcm will communicate only,and i can make it trigger...
November 07, 2009
2002 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D22
U1000: 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
2000 Pontiac Bonneville SSEi 3.8L Excessive Emissions, Poor Idle Quality, Misfire
firts off this is not a car guys this is my project sand rail i got the motor, wire harness and pcm out of a wreck bonneville 3.8 supercharged no enigne damage just rear hit. had pcm sent out for programming to remove trans,bcm,ect only rear o2 sensor was remo...
November 19, 2009
2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JF52462
U1000: Class 2 Communication Malfunction. Car was towed in from a dealers lot,said the car ran fine when he parked it a week ago,but now it just cranks.Put snap on brick to it . No communication to ecm,cannot get any codes from it or data,however,the bcm will communicate only,and i can make it trigger...
November 05, 2009
2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JF52462
U1000: Class 2 Communication Malfunction. Car was towed in from a dealers lot,said the car ran fine when he parked it a week ago,but now it just cranks.Put snap on brick to it . No communication to ecm,cannot get any codes from it or data,however,the bcm will communicate only,and i can make it trigger...
November 07, 2009
2002 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D22
U1000: 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
2000 Pontiac Bonneville SSEi 3.8L Excessive Emissions, Poor Idle Quality, Misfire
firts off this is not a car guys this is my project sand rail i got the motor, wire harness and pcm out of a wreck bonneville 3.8 supercharged no enigne damage just rear hit. had pcm sent out for programming to remove trans,bcm,ect only rear o2 sensor was remo...
November 19, 2009