× 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

P1604 Diagnostic Trouble Code Discussion for August 2011

PCM Internal Dual-Port Ram Read/Write Integrity Failure

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 P1604
Help Request Posted
2002 Saab 9-5 Aero 2.3L Poor Idle Quality, MIL Lamp on VIN: YS3EB45E52
P1604: . ... techs out there this care came in in limp mode, would not idle and had drivabilitty problems stalling exc. Pulled two codes a p1604 and a p1251. after looking into both decided to preform throtle body cleaning and reset limp solinoide on throtle body. Clea...
August 19, 2011