× 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

P1631 Diagnostic Trouble Code Discussion for March 2010

Theft Deterrent - Start Enable Signal Not Correct

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 P1631
Help Request Posted
2002 Pontiac Grand Am GT 3.4L No Start VIN: 1G2NW52E02
P1631: Theft Deterrent Fuel Enable Signal Not Correct. ... security light flashing during no start. Descovered P1631, Incorrect password detected for Passlock system, codes B3128, B3133, and B3138, all related to door lock circuitry (vehicle has aftermarket anti-theft system inst...
March 30, 2010