× 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

P0091 Diagnostic Trouble Code Discussion for October 2008

Fuel Pressure Regulator 1 Control Circuit Low Voltage

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 P0091
Help Request Posted
2006 Chevrolet W3500 5.2L idles VIN: J8BB4B1646
P0091: fuel pressure reg1 control circuit low. Need help on this one. I have very little info on this vehicle. I have a 2006 Chevy W3500 box truck with a 5.2 L Isuzu diesel that starts and runs perfect, however there is no response when depressing the throttle pedal (gas pedal)(press the pedal and nothing ...
October 04, 2008