× 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

U1900 Diagnostic Trouble Code Discussion for November 2012

CAN System Communication Error

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 U1900
Help Request Posted
2007 Ford Taurus SE 3.0L No Start, Stall VIN: 1FAFP53U17
U1900: CAN communication bus fault - recieve error. This Taurus was towed in for a no start. It had no fuel pressure, so we thought it would be an easy diagnosis and repair. We were in for a surprise. We started off by commanding the fuel pump to 44.9% with an IDS, and there was no voltage going to the fuel pum...
November 02, 2012