× 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

P1657 Diagnostic Trouble Code Discussion for October 2011

Skip Shift 1-4 Upshift Solenoid Control Circuit 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 P1657
Help Request Posted
2006 Ford Fusion SE 3.0L MIL Lamp on VIN: 3FAHP07186
P1657: TCM communication link error. This Fusion came from another shop, the engine runs fine, no misfires, etc, after warming up, upon acceleration the trac light will appear, the wrench symbol appears, the trans goes into limp home mode, the check engine light comes on, and if you continue to d...
October 07, 2011