Join Now
International Automotive Technicians Network

P1626 Diagnostic Trouble Code Discussion for September 2014

Theft Deterrent System Fuel Enable 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 P1626
Help Request Posted
2004 Chevrolet Express 2500 LS 6.0L No Start VIN: 1GCGG29U14
P1626: Theft Deterrent Fuel Enable Signal Not Received. Customer states the engine stalled while driving and would not restart. Could not communicate with PCM found no power at pin 16 of DLC, found cigar fuse and trailer fuse open replaced both and gained communication.Keep losing communication with PCM can only re...
September 25, 2014
2004 Chevrolet Express 2500 LS 6.0L No Start VIN: 1GCGG29U14
P1626: Theft Deterrent Fuel Enable Signal Not Received. Customer states the engine stalled while driving and would not restart. Could not communicate with PCM found no power at pin 16 of DLC, found cigar fuse and trailer fuse open replaced both and gained communication.Keep losing communication with PCM can only re...
September 26, 2014