× 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

P0528 Diagnostic Trouble Code Discussion for November 2021

Fan Speed Sensor Circuit - No Signal

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 P0528
Help Request Posted
2005 Ford F-350 Super Duty King Ranch 6.0L Poor Idle Quality VIN: 1FTWW31P85
P0528: Fan Speed Sensor Circuit - No Signal. Engine will start good. After running for a while (1-30 minutes) it will start to run rough and miss. The only thing I see on the scantool is the SYNC pid going back and forth from yes/no. If you raise RPM just off idle it will smooth and no rough run. As ...
November 01, 2021