× 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

U0100 Diagnostic Trouble Code Discussion for January 2015

Lost Communication With ECM


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 U0100
Help Request Posted
2008 Ford F-250 Super Duty XLT 5.4L No Start, no communication VIN: 1FTNF21578
U0100: no communication with pcm. is it possible I got a bad pcm or am I missing something, can communicate with all other modules.
January 16, 2015
2008 Ford F-250 Super Duty XLT 5.4L No Start, no communication VIN: 1FTNF21578
U0100: no communication with pcm. is it possible I got a bad pcm or am I missing something, can communicate with all other modules.
January 23, 2015