× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

U1000 Diagnostic Trouble Code Discussion for February 2007

Class 2 Communication Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2001 Pontiac Grand Am SE 3.4L No Start, Cuts out VIN: 1G2NF52E11
U1000: Class 2 Communication Malfunction. ... RESTARTES AFTER 5MIN OF SITTING OFF. CUST STAYED THAT TUMBLUR WAS CHANGE THREE WEEKS AGO FOR A NO START PROMBLE. CUST SAID THAT IT WAS OK FOR ABOUT A WEEK AND THEN A CRANK NO START CONDITION STARTED TRYS TO START, THEN WAITS CAR START. FOUNF FUEL PRESSURE ...
February 01, 2007
2002 Nissan Altima SE 3.5L MIL Lamp on VIN: 1N4BL11E72
U1000: Controller Area Network Line Malfunction. I have the tsb on this vehicle for U1000 code that calls for cleaning the grounds. That is where I was going to start, since a bad ground could cause a bunch of problems. The problem is that there are a lot of ground locations and in the TSB they also talk abo...
February 22, 2007